Chemicals & Plastics

Processing and production Cascell® WH can take curing temperature up to 130°C and pressure up to 0.3MPa. After heat treatment, Cascell® WH can even be cured at temperature of 180°C and at pressure of 0.7MPa. Cascell® WH core makes it possible to produce sandwich components in a single step (co-curing), resulting in reduced overall production time. Cascell® WH is highly suitable with autoclave technologies and vacuum infusion processes, including RTM and VARTM processes. Thermoforming and shaping Cascell® WH can be easily thermoformed or CNC machined to meet customers’ requirements, bringing tremendous manufacturing advantages. High precision, pre-shaped and ready-to-use foam cores in complex or simple geometries can also be supplied by the Cascell® Machining Department.

Minimum Order: 1000

Fire Retardant Fabric APP Ammonium Polyphosphate Organic Silicone Treated Type Flame retardant additives are a very different group of substances. Their chemical and physical properties, chemical behavior, action and performance, toxicology and, of course, also differ from an environmental perspective. These flame retardant additives have a common effect, which reduces the flammability of the materials used, such as in thermoplastics, thermosetting materials, textiles, paints, etc... flame retardants inhibit or resist the spread of fire. Specification TF-201G TF- 201SG Appearance White powder White powder TGA ＞275 ºC ＞275 ºC Average Particle Size D50 about 18µm ＜12µm P2O5 Content (w/w) ≥70% ≥70% N Content (w/w) ≥14% ≥14% Moisture (w/w) ＜0.25% ＜ 0.25% Solubility (10%aq., at 25ºC) not easy to test floating on the water surface, not easy to test TF-201G is an organic silicone treated type based on phase II APP. Compared to APP phase II, 201G has better dispersibility and compatibility, higher performance on flame retardant, and less affect on mechanic property. Advantage 1. Good compatibility with organic polymers and resins. 2. Good powder flowability. 3. Strong hydrophobicity which can flow on the water surface. Application Used for polyolefin, Epoxy resin (EP), unsaturated polyester (UP). Used for fabric coatings, textile back coatings, PU coatings, intumescent coatings, roof coatings. Packing 201G, 25kg/bag, 24mt/20’fcl without pallets, 20mt/20’fcl with pallets. Other packing as request. 201SG, 25kg/bag, 20mt/20’fcl without pallets, 18mt/20’fcl with pallets. Other packing as request. Storage In dry and cool place, keeping out of moisture and sunshine, shelf life two year.

* The material used for the ML cooling tower filler is PVC/PP/ CPVC. The purpose of the filler is to increase the viscosity of the product, especially the small filler to increase the viscosity significantly. ML cooling tower fill before accumulation is subject to dehydration sale to avoid consuming some of the isocyanate. It must be noted that the changeable carbon anhydride will cause the resin to foam, which will deter the physical properties of the polyurethane resin. * In order to speed up the wetting speed of ML cooling tower fill and reduce system viscosity. Still more and more fillers are increasing in the polyurethane resin, sometimes it is necessary to add a wetting and wetting dispersant in the resin in advance. In-mold paint is an additive with three benefits of coating, colorant and release agent. * The ML cooling tower filler is evenly burst into the mold, and after the paint film is dried, the polyurethane sole, self-skin foam, and polyurethane soft foam can be molded. necessary products. If the envoy wants to say that the quality of the filling habits is determined, it still depends on the following aspects: ① ML cooling tower packing has a larger specific surface area (m2/m3 packing layer); ② ML cooling tower filler liquid has better mechanical properties of uniform distribution on the surface of the filler; ③ The packing airflow of ML cooling tower can be evenly distributed in the packing layer; ④ ML cooling tower packing material is not without large porosity (m3/m3 packing layer). There are other caves, and factors such as its doctrinal strength, origin, artificiality and price should also be considered when choosing fillers carefully.

Custom Plastic Injection Molds Custom Plastic Parts Manufacturing​ Plastic Injection Molds Description: The injection mold consists of a movable mold and a fixed mold. The movable mold is installed on the movable template of the injection molding machine, and the fixed mold is installed on the fixed template of the injection molding machine. During injection molding, the movable mold and the fixed mold are closed to form a gating system and a cavity. When the mold is opened, the movable mold and the fixed mold are separated, and the plastic product is taken out. To ease the heavy lifting of mold design and manufacture, most injection molds use standard mold bases. Plastic Injection Molds Parameter: Place of Origin China Brand Name OEM/ODM Model Number Customized Shaping Mode Plastic Injection Mould Product Material Plastic Description Plastic Injection Mould

Product Description What is HCR silicone? Heat Cured Rubber is a silicone elastomer formed of straight chains with very high molecular weight. The system will be cured with either an organic peroxide crosslinker, or a platinum catalyst. HCR offers great temperature and aging resistance. Properties Heat Cured Rubber elastomers have outstanding properties and are far superior to conventional organic elastomers. They exhibit exceptional mechanical strength at temperature and can be used at temperatures ranging from -50°C to +300°C. The aging resistance of these elastomers highlights their fundamental qualities such as the fact that they are chemically inert, their photo-oxidative stability and the absence of residual reactive groups once cured. Related applications HCRs outstanding properties are used in many different industrial applications: sealing and piping in fluid circuitry (joints for building construction and aeronautical applications, automotive gaskets, boots and hoses), electrical protection (office equipment safety cables and insulators for electrotechnical applications, spark plug boots, cables and connectors for automotive application), food, pharmaceutical and biomedical applications (tubes, profiled sections). The addition of various additives opens unlimited for customization of HCRs to create solutions to all kind of existing and new applications in Aerospace, Automotive, Healthcare, Oil & Gas, Construction, Electronics. Most recent examples are heat transfer additives for Electrical Vehicles, electrical conductive materials for Power or Consumer Electronics and also antibacterial solutions for Healthcare applications. Product Data: The test items (GB/T) Test standard (GB/T) 1031 1041 1051 1061 1071 1081 Outside view / transparent Sulfur agent / C-8 (%)Dosage rate / 2.0 The sulfur of the pieces / 170ºC×10min Hard degree (shaw) GB/T531.1-2008 32 41 52 61 72 81 The tensile strength(MPa) GB/T528-2009 7.8 8.0 8.8 8.2 7.7 7.8 (%) Long stretch rate GB/T528-2009 666 525 422 346 273 170 Tear strength (KN/m) GB/T529-2008 19 19 22 22 20 22 Our Advantages We can be your reliable one-stop supplier of liquid silicone rubber, we focus on a wide range of silicone rubber such as HCR ,LSR ,RTV-2 ,HTV and other silicone products like electrical silicone potting,silicone gel,silicone oil,silicone gum,etc. We can be a strong backing for you to provide materials, our silicon rubber yield is 500 tons/month at least. We promise that the quality of our silicone rubber is as good as we describe,only use Dow sil,Wacker,Shin-Etsu,BlueStar and other well-known brands as our source of raw materials. We can provide silicone rubber at a more competitive pricing, which can make you to earn more profits. We have our silicone rubber certificates approved, such as FDA, MSDS, REACH, RoHS, etc. We have our professional freight forwarders, they will surely free you from troublesome shipping stuffs. We support to do transaction with you on Alibaba,a large-scale official international trade platform in where The rights of suppliers and buyers can be guaranteed safely. We can provide you with free sample for testing, which can relieve your worries before you volume order. We support to do any custom service for you,no matter the parameter of silicone rubber,colour,logo and even packages. Company Profile Dongguan Gangtian Polymer Materials Co.,Ltd, located in Dongguan City, Guangdong Province, China, is a professional leading manufacturer of RTV 2 Liquid Silicone Rubbers. Focusing our Research and Development on innovation, we have been providing performance enhancing solutions to serve the diverse needs of thousands of customers worldwide since the year of 2003. Our main products include RTV 2 mold making series, tinsil and platsil, RTV 2 platsil for products, injection LSR, silicone potting compound, silicone oil, silicone ink, etc. With penetrating Professionalism in technology solutions and Honesty in after service, we GT Polymer Materials Co., Ltd are not only a trustworthy partner but also a good friend to the customers worldwide. Brand Story - Gangtian, founded in 2003 in Dongguan, by Yuanfu Deng, a Chinese chemist and engineer in the field of polymer materials, is a silicone factory brand. "Gang", or port, is a new place near sea for him to cultivate. "Tian", or field, stands for his hometown, a very small village in Hengyang, Hunan Province. Influenced by his parents who were both farmers, he creatively combines the company culture with Eastern wisdom, to work on the vision of "Making a better life with magic silicone rubber". With his efforts and achievements in R & D of silicone rubbers, we have been serving hundreds of domestic and overseas customers with quality materials for more than 15yrs. And now our production capacity reaches to more than 500tons per month. We uphold the core values of "create value for partners" and create value for e-commerce and information service industry through independent innovation and sincere co-op with "honesty, tolerance, innovation and service" as the spirit of enterprise. We always warmly welcome you to join us. Let's go and explore this magic world of silicones!

Minimum Order: 200

Product Description Specification Addition Cured Silicone Rubber for Mold Making, which is also named addition cure silicone rubber and platinum cure silicone rubber, is generally a two- component liquid silicone rubber vulcanized under room temperature(RTV-2). Applications Addition Cured Silicone Rubber has extensive use,such as mold making of foods (candy,cake, cookie,chocolate, ice cube, fondant etc), jewelries, tires, rapid prototyping,life casting,realistic mask,epoxy resin products,candle,vacuum foaming,making of prosthetic breast,artificial skin,human body,adult toys,baby feeding nipples,phone case and so on. Techinical Parameters Model Code GTSIL-RVB00 GTSIL-RVB05 GTSIL-RVB10 GTSIL-RVB15 GTSIL-RVB20 GTSIL-RVB25 GTSIL-RVB30 GTSIL-RVB35 GTSIL-RVB40 Hardness-Shore A 0 5±2 10±2 16±2 20±2 25±2 30±2 35±2 40±2 Viscosity - Cps 2000+1000/-1500 3000-1000/-1500 3500-1000/-1500 3500-1000/-1500 20000±1000 14000-18000 6500-2000/-3000 8000-2000/-3000 8000-2000/-3000 Mixing Ratio - % 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 1:1/10:1 Tear Strength - KN/m2 >15 >9 >16 >18 >20 >22 >18 >16 >14 Tensile Strength - Mpa ≥2.5 >2 >3.8 ≥5 >6 >6 >7 >7 >7 Shrinkage -% 0.1% 0.1% 0.1% 0.1% 0.1% 0.1% 0.1% 0.1% 0.1% Elongation - % ≥800% ≥750% ≥700% ≥650% ≥500% ≥500% ≥500% ≥450% ≥400% Instructions for mixing process. Mixing Ratio 1:1 by weight Pot Life at 80°C, approx 5-7mins De-molding Time at 80°C, approx 60mins Polymerisation: Curing condition: 1hr at 80 centi degrees. Hardness 26 Shore A Tensile Strength (N/mm2) 60+/- 10 Elongation (%) 600+/-50 Tear Strength (N/mm) 27+/-2 How to use 1.Substrate Preparation The surface of the original should be clean and free of loose material. If necessary, and in particular with porous substrates, use a suitable release agent such as petroleum jelly or soap solution. 2. Mixing Thoroughly stir Part A (silicone base) before use as filler separation may occur upon prolonged storage. Weigh 100 grams Part A (silicone base) and 3 grams Part B (curing agent) in a clean container. Mix together until the curing agent is completely dispersed in the base. Hand or mechanical mixing can be used, but do not mix for an extended period of time or allow the temperature to exceed 35°C (95°F). Mix suitably small quantities to ensure thorough mixing of the par A (silicone base) and part B (curing agent). It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 minutes under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture, so a suitably large container should be chosen. Caution: prolonged vacuum will remove volatile components from the mix and may result in poor thick section cure and non-typical properties. Note: If no vacuum de-airing equipment is available, air entrapment can be minimized by mixing a small quantity of par A (silicone base) and part B (curing agent), then using a brush, painting the original with a 1-2mm layer. Leave at room temperature until the surface is bubble free and the layer has begun to cure. Mix a further quantity of base and curing agent and proceed as follows to produce a final mold. 3. Pouring the Mixture and Curing Pour the mixed Par A (silicone base) and Part B (curing agent) as soon as possible onto the original, avoiding air entrapment. The catalyzed material will cure to a flexible rubber within 24 hours at room temperature (22°C- 24°C/ 71.6°F - 75.2°F) and the mold can then be separated from the original. If the working temperature is significantly lower, the cure time will be longer. If the room temperature or humidity is very high, the working time of the catalyzed mixture will be reduced. The final mechanical properties of the mold will be reached within 7 days.

Minimum Order: 200

Product Description Specification Condensation Cured Silicone Rubber for Mold Making, which is also named condensed cure silicone rubber and Tin cure silicone rubber, is generally industrial liquid silicone rubber vulcanized under room temperature(RTV-2). Applications Condensation Cured Silicone Rubber has extensive use,such as mold making of gypsum,plaster,concrete,cement,flowerpot,candl , e,soap,resin crafts,cultural stone,sculpture,GRC/GRG restoration and so on. Techinical Parameters Model Code GTSIL-T10 GTSIL-T15 GTSIL-T20 GTSIL-T25 GTSIL-T30 GTSIL-T40 Hardness - Shore A 8-10 14-16 19-21 24-26 28-32 38-40 Viscosity - Cps 10000-14000 12000-16000 14000-18000 16000-20000 26000-32000 10000-14000 Mixing Ratio - % 3% 3% 3% 3% 3% 3% Tear Strength - KN/m2 10-15 15-18 19-23 23-27 25-30 16-20 Tensile Strength - Mpa 3.5-5.5 3.5-5.5 4-6 4-6 5-7 3.5-5.5 Shrinkage - % 0.30% 0.30% 0.30% 0.30% 0.30% 0.30% Elongation - % 400-500% 400-500% 400-500% 400-500% 350-500% 350-500% How to use 1.Substrate Preparation The surface of the original should be clean and free of loose material. If necessary, and in particular with porous substrates, use a suitable release agent such as petroleum jelly or soap solution. 2. Mixing Thoroughly stir Part A (silicone base) before use as filler separation may occur upon prolonged storage. Weigh 100 grams Part A (silicone base) and 3 grams Part B (curing agent) in a clean container. Mix together until the curing agent is completely dispersed in the base. Hand or mechanical mixing can be used, but do not mix for an extended period of time or allow the temperature to exceed 35°C (95°F). Mix suitably small quantities to ensure thorough mixing of the par A (silicone base) and part B (curing agent). It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 minutes under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture, so a suitably large container should be chosen. Caution: prolonged vacuum will remove volatile components from the mix and may result in poor thick section cure and non-typical properties. Note: If no vacuum de-airing equipment is available, air entrapment can be minimized by mixing a small quantity of par A (silicone base) and part B (curing agent), then using a brush, painting the original with a 1-2mm layer. Leave at room temperature until the surface is bubble free and the layer has begun to cure. Mix a further quantity of base and curing agent and proceed as follows to produce a final mold. 3. Pouring the Mixture and Curing Pour the mixed Par A (silicone base) and Part B (curing agent) as soon as possible onto the original, avoiding air entrapment. The catalyzed material will cure to a flexible rubber within 24 hours at room temperature (22°C- 24°C/ 71.6°F - 75.2°F) and the mold can then be separated from the original. If the working temperature is significantly lower, the cure time will be longer. If the room temperature or humidity is very high, the working time of the catalyzed mixture will be reduced. The final mechanical properties of the mold will be reached within 7 days.

Minimum Order: 200

Product Description Specification Addition Cured Silicone Rubber for Mold Making, which is also named addition cure silicone rubber and platinum cure silicone rubber, is generally a two- component liquid silicone rubber vulcanized under room temperature(RTV-2). Applications Addition Cured Silicone Rubber has extensive use,such as mold making of foods (candy,cake, cookie,chocolate, ice cube, fondant etc), jewelries, tires, rapid prototyping,life casting,realistic mask,epoxy resin products,candle,vacuum foaming,making of prosthetic breast,artificial skin,human body,adult toys,baby feeding nipples,phone case and so on. Techinical Parameters Model Code GTSIL-P10 GTSIL-P15 GTSIL-P20 GTSIL-P25 GTSIL-P30 GTSIL-P35 GTSIL-P40 Hardness - Shore A 8-10 14-16 19-21 24-26 28-30 34-36 38-42 Viscosity - Cps 3000-5000 4000-6000 4000-7000 5000-8000 6000-9000 6000-10000 4000-6000 Mixing Ratio - % 1:1 1:1 1:1 1:1 1:1 1:1 1:1 Tear Strength - KN/m2 14-17 16-18 18-22 22-26 20-23 16-19 12-16 Tensile Strength - Mpa 3.5-5.5 4-6 4-6 4-6 4-6 4-6 3.5-5.5 Shrinkage - % 0.10% 0.10% 0.10% 0.10% 0.10% 0.10% 0.10% Elongation - % 500-600% 500-600% 500-600% 400-500% 400-500% 350-500% 300-450% How to use 1.Substrate Preparation The surface of the original should be clean and free of loose material. If necessary, and in particular with porous substrates, use a suitable release agent such as petroleum jelly or soap solution. 2. Mixing Thoroughly stir Part A (silicone base) before use as filler separation may occur upon prolonged storage. Weigh 100 grams Part A (silicone base) and 3 grams Part B (curing agent) in a clean container. Mix together until the curing agent is completely dispersed in the base. Hand or mechanical mixing can be used, but do not mix for an extended period of time or allow the temperature to exceed 35°C (95°F). Mix suitably small quantities to ensure thorough mixing of the par A (silicone base) and part B (curing agent). It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 minutes under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture, so a suitably large container should be chosen. Caution: prolonged vacuum will remove volatile components from the mix and may result in poor thick section cure and non-typical properties. Note: If no vacuum de-airing equipment is available, air entrapment can be minimized by mixing a small quantity of par A (silicone base) and part B (curing agent), then using a brush, painting the original with a 1-2mm layer. Leave at room temperature until the surface is bubble free and the layer has begun to cure. Mix a further quantity of base and curing agent and proceed as follows to produce a final mold. 3. Pouring the Mixture and Curing Pour the mixed Par A (silicone base) and Part B (curing agent) as soon as possible onto the original, avoiding air entrapment. The catalyzed material will cure to a flexible rubber within 24 hours at room temperature (22°C- 24°C/ 71.6°F - 75.2°F) and the mold can then be separated from the original. If the working temperature is significantly lower, the cure time will be longer. If the room temperature or humidity is very high, the working time of the catalyzed mixture will be reduced. The final mechanical properties of the mold will be reached within 7 days.

Minimum Order: 200

Product Description Specification Addition Cured Silicone Rubber for Mold Making, which is also named addition cure silicone rubber and platinum cure silicone rubber, is generally a two- component liquid silicone rubber vulcanized under room temperature(RTV-2). Applications Addition Cured Silicone Rubber has extensive use,such as mold making of foods (candy,cake, cookie,chocolate, ice cube, fondant etc), jewelries, tires, rapid prototyping,life casting,realistic mask,epoxy resin products,candle,vacuum foaming,making of prosthetic breast,artificial skin,human body,adult toys,baby feeding nipples,phone case and so on. Techinical Parameters Model Code GTSIL-P10 GTSIL-P15 GTSIL-P20 GTSIL-P25 GTSIL-P30 GTSIL-P35 GTSIL-P40 Hardness - Shore A 8-10 14-16 19-21 24-26 28-30 34-36 38-42 Viscosity - Cps 3000-5000 4000-6000 4000-7000 5000-8000 6000-9000 6000-10000 4000-6000 Mixing Ratio - % 1:1 1:1 1:1 1:1 1:1 1:1 1:1 Tear Strength - KN/m2 14-17 16-18 18-22 22-26 20-23 16-19 12-16 Tensile Strength - Mpa 3.5-5.5 4-6 4-6 4-6 4-6 4-6 3.5-5.5 Shrinkage - % 0.10% 0.10% 0.10% 0.10% 0.10% 0.10% 0.10% Elongation - % 500-600% 500-600% 500-600% 400-500% 400-500% 350-500% 300-450% How to use 1.Substrate Preparation The surface of the original should be clean and free of loose material. If necessary, and in particular with porous substrates, use a suitable release agent such as petroleum jelly or soap solution. 2. Mixing Thoroughly stir Part A (silicone base) before use as filler separation may occur upon prolonged storage. Weigh 100 grams Part A (silicone base) and 3 grams Part B (curing agent) in a clean container. Mix together until the curing agent is completely dispersed in the base. Hand or mechanical mixing can be used, but do not mix for an extended period of time or allow the temperature to exceed 35°C (95°F). Mix suitably small quantities to ensure thorough mixing of the par A (silicone base) and part B (curing agent). It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 minutes under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture, so a suitably large container should be chosen. Caution: prolonged vacuum will remove volatile components from the mix and may result in poor thick section cure and non-typical properties. Note: If no vacuum de-airing equipment is available, air entrapment can be minimized by mixing a small quantity of par A (silicone base) and part B (curing agent), then using a brush, painting the original with a 1-2mm layer. Leave at room temperature until the surface is bubble free and the layer has begun to cure. Mix a further quantity of base and curing agent and proceed as follows to produce a final mold. 3. Pouring the Mixture and Curing Pour the mixed Par A (silicone base) and Part B (curing agent) as soon as possible onto the original, avoiding air entrapment. The catalyzed material will cure to a flexible rubber within 24 hours at room temperature (22°C- 24°C/ 71.6°F - 75.2°F) and the mold can then be separated from the original. If the working temperature is significantly lower, the cure time will be longer. If the room temperature or humidity is very high, the working time of the catalyzed mixture will be reduced. The final mechanical properties of the mold will be reached within 7 days.

Minimum Order: 200

Excellent Alkali Resistance Fluoro Rubber Viton EPT Uncured Molding Etrusion Compound Description : Good resistance to low molecular weight ketones and lipids (acetone, methyl ethyl ketone, ethyl acetate, etc.) Good resistance to amines, strong acid base and other chemical media properties, Gas resistance (nitrogen, ammonia, carbon dioxide, hydrogen sulfate, etc.) Can be used in a large temperature range (-10-230℃) Processing method: Molding, extrusion, calendering End product: diaphragm, valve, gasket, O ring,tube forming,Calendering sheet and pressing strip

(-)-Corey Lactone Diol CAS:[33233-40-2]

Minimum Order: 1 bags

Tag: Adsorbent 90% Detergent Raw Material 4.53 Ppm Detergent Raw Material 4.53 Ppm Chemical Auxiliary Agent

Application DC-C35 RTV-2 Mold Making Silicone Rubber is used for making molds of concrete stone, GRC, gypsum decoration, plaster ornaments, fiberglass products, polyester decoration, unsaturated resin crafts, polyresin crafts, polyurethane, bronze, wax, candle, and similar products. Description DC-C35 RTV-2 Mold Making Silicone Rubber is a kind of room temperature vulcanized silicone rubber in condensation type. It’s generally named as two part silicone rubber , Part A is a flowable liquid silicone, Part B is the curing agent (Tin catalyst) . It’s mainly used for mold making. Advantages: * Good flowability * Low shrinkage * Great self-deaeration * Very good heat resistance * High thermal conductivity * Outstanding release properties * High tear resistance * Mixing ratio of catalyst 2%-5% * Outstanding resistance to inhibition * Good resistance to polyesterres in and concrete * Can be made thixotropic (nonflowable) for vertical surface replication

Minimum Order: 100

It is sold under various trade names as a molluscicide, including Antimilice, Ariotox, Blitzem (in Australia), Cekumeta, Deadline, Defender (in Australia), Halizan, Limatox, Limeol, Meta, Metason, Mifaslug, Namekil, Slug Fest Colloidel 25, and Slugit. Typically it is applied in the form of slug pellets, which normally include a wheat bait. Metaldehyde acts on the pest by contact or ingestion, and the aqueous environment inside the pest's cells readily hydrolyzes metaldehyde into acetaldehyde, the molecule associated with an alcohol hangover. Due to the contamination of drinking water by metaldehyde's use in agriculture a specialist organisation was established in 2008 called "The Metaldehyde Stewardship Group (MSG)". On 19 December 2018, the British government banned the use of metaldehyde slug pellets outdoors from spring 2020; after this date it would only be legal to use it in permanent greenhouses. In July 2019, the ban was overturned after the High Court in London agreed with a challenge to its legality. Metaldehyde pellets returned to the UK market for the foreseeable future