Offers to Sell

English name:5-Bromoindole Empirical Formula (Hill Notation): C8H6BrN CAS:10075-50-0 MDL: No. MFCD00005670 Storage temperature: 2.00℃ Molecular weight: 196.05 g/mol Melting point: 90.00°C - 92.00°C Category: Pharmaceutical intermediates: Heterocyclic compounds Appearance: off-white crystal. Melting point 90-92℃. Melting point: 90-92 °C(lit.) Boiling point: 228.5°C (rough estimate) Density: 1.5466 (rough estimate) Refractive index: 1.6550 (estimate) Storage conditions: -20°C Solubility: 126mg/l (calculated) Acidity coefficient (pKa): 16.04±0.30(Predicted) Form: powder or block Color: white to light brown Detection method: HPLC, NMR BRN: 112877 InChI: InChI=1S/C8H6BrN/c9-7-1-2-8-6(5-7)3-4-10-8/h1-5,10 , H InChIKey: VXWVFZFZYXOBTA-UHFFFAOYSA-N SMILES: N1C2=C(C=C(Br)C=C2)C=C1

Minimum Order: 1 bags

MSDS Number: M1599 --- Effective Date: 11/17/99 Product Name: MERCURY Synonyms: Quicksilver; hydrargyrum; Liquid Silver CAS No.: 7439-97-6 Molecular Weight: 200.59 Chemical Formula: Hg Product Codes: J.T. Baker: 2564, 2567, 2569, 2572 Mallinckrodt: 1278, 1280, 1288 Packaging: 1kg/aluminum foil bag; 25kg/barrel; custom Payment methods: Bitcoin, PayPal, Western Union Shipping: Express, Air, or Sea Express: FedEx, UPS, DHL. TNT, ems, ub, hems Ports: Shenzhen, Shanghai, Tianjin, Qingdao, Guangzhou Delivery time: 7 days for express delivery, 3-7 days for air delivery, 7-45 days for sea delivery To ensure 100% safe transportation, we will use special routes, customs clearance by shipping companies, and door-to-door delivery. 100% safe delivery!

Minimum Order: 1 bags

Our inventory encompasses stainless steel machine bolts crafted from high- quality materials, including carbon steel, brass, and stainless steel. Whether you require robust durability, corrosion resistance, or specialized applications, we have the perfect machine bolt solution for your project. Trust in our commitment to quality, precision, and material variety as we deliver reliable machine bolts tailored to suit the demands of your specific applications. General Information of machine bolts for sale Material-Body Steel, Brass, Stainless Steel machine bolt types Steel bolt and nut surface processing way has Electric galvanize and Hot dip galvanize. custom machined bolts and nut have different grades. For example, 4.8grade, 8.8grade, 10.8grade, and so on. There are many machine bolts suppliers, but we are one of the best choices for you. For more information about power line fittings and machine bolt standard, please feel free to contact us!

Minimum Order: 1000

HRFZ-Silicon Hyper Hemispherical lenses, Silicon Lenses Product Description Part Number Hyper Hemispherical -D=12mm, T=7.13 Diameter (mm): 12 Diameter Tolerance (mm): ±0.05 Substrate: HRFZ-Silicon Surface Quality: 80-50 Clear apperture >=90% Surface accuracy: ±0.01 deviation from ideal sphere and plane Center Thickness CT (mm): 7.13 Center Thickness Tolerance (mm): ±0.05 Type: spherical hyper hemispherical Bevel:  Protective bevel as  Silicon Optical Lenses The single crystal of silicon used in semiconductor has low absorption in the infrared wavelength of 1.2 - 7μm and it can be used as an optical element of infrared light.

China hot line tap clamp is a tool used for connecting and fixing electrical equipment. In power systems, hot wire clamps are widely used to ensure the stability and safety of power lines. Hot wire clamps are usually made of aluminum or copper, which have excellent electrical conductivity and corrosion resistance. Their main function is to secure wires or cables securely to brackets or cross arms to prevent the wires from sagging or swinging, thereby reducing wire wear and failure. customized hot line tap clamp is a common fittings in powerline and transmission line system. We have many types hot line tap clamp to match our clients’ requirements. General Information of Hot Line Tap Clamp Material-Body Aluminum Alloy Material-Eye Bolt Stainless Steel Material-Eye Connector Bronze There are many hot line tap clamp suppliers, but we are one of the best choices for you. For more information about power line fittings, please feel free to contact us!

Minimum Order: 1000

UV Fused Silica Window Product Description Fused silica is an excellent optical material, with low thermal expansion, exhibits more shock resistance, high laser damage threshold and good chemical homogeneity There are have UV Fused Silica and IR Fused Silica, UV Fused Silica contains [OH] and IR Fused Silica with minimal [OH] content. UV Fused Silica Window made from UV Fused Silica have high transmission from 185nm to 2100nm, making them ideal for spectroscopic instruments in the UV to IR CLZ Precision optics making UV fused silica windows according to the customer design. We can offer many kinds of fused silica material from Corning, Heraeus, Schott, Ohara and high-quality JGS1 from China.

Fused silica lenses for F-Theta Lenses Product Description Fused silica has a low refractive index than the most other optical glass materials, but it is the ideal material for the High-Power fiber lasers demand. In order to achieve minimum focal shift, large and uniform scan field. Most F- Theta Lenses needs meniscus lenses and the shaped like a hemisphere, keep good surface quality, centering and irregular is hard work. CLZ Precision Optics is a well-known manufacturer of the optical dome, rich experience in the manufacture of hemispherical optical components. Manufacturing meniscus lenses for use in F-Theta Lenses, CLZ Precision Optics can control the centering less than 20 seconds when the lens' diameter is more than 50mm, surface quality is better than 20-10, and irregular can be meet 0.5 fringes or better.

Methylene Bis Thiocyanate (MBT/MTC) CAS 6317-18-6 Methylene Dithiocyanate Chemical Name: Methylene thiocyanate Synonyms: Methylene Bis Thiocyanate (MBT/MTC) Appearance: Pale Yellow Free Flowing Powder / Crystals Transport Package: 25kg/Carton Box; 25kg/Fiber Drum HS Code：2930909090 Description: Methylene Bis Thiocyanate is a light yellow acicular crystalline chemical. Its melting point is 100-104ºC, sight soluble in other organic solvents, soluble in water at 0.4%, and stable under acid conditions. Applications: 1. Control of microbial activity in cooling water systems. 2. Control of slime in Pulp & Paper Manufacturing. 3. Preservation of paints, adhesives, synthetic polymer lattices, and latex emulsions. 4. Anti-microbial treatment of water-thinned products, thickeners, and slurries. 5. Preservation of wood and wood products. 6. Preservation of Leather and Leather products. 7. Oil well brines and drilling mud. Packing: 25kg/paper bag or fiber drum.

Minimum Order: 1 bags

An insulating device made of glass called a glass powerline insulators is used to support and shield wires. Glass insulators are more insulating and more resistant to aging than traditional ceramic insulators. The premium glass used in our company's glass utility pole insulators is given exceptional strength and impact resistance through a special manufacturing process. Harsh environmental factors like humidity, pollution, and extreme temperatures can't harm this kind of insulator. Types of Types of glass insulators Standard glass power line insulators for sale, Anti-Fog/Anti-Pollution glass insulator, Aerodynamic glass insulator all could be supplied in our company, if you have any demand for the Anti-fog/Anti-Pollution toughened glass insulator, please contact us freely. There are many glass insulator factory, but we are one of the best choices for you. For more information about power line fittings, please feel free to contact us!

Minimum Order: 1000

THz Lenses Product Description Silicon suited for making THz components, it is a very important tool for coupling terahertz (THz) radiation into antennas and detectors in integrated circuits. CLZ Optics production Spherical, Hyper-Hemispherical, Hemispherical, Hypo- Hemispherical, and Bullet Silicon lens used for terahertz. CLZ optics has stock with diameter 10.0mm and 12.0mm Hemispherical silicon lens. And we can production silicon lens according to your request and the diameter from 8.0mm to 100mm, for the focusing THz radition we can offer meniscus lenses. Product Features Mounted in a fixed lens mount Easy to focus or collimate terahertz radiation Function For terahertz beam guidance between emitter and detector, we offer superhemispherical and elliptical silicon lenses and aspheric TPX lenses with different diameters and focal lengths.

Custom Silicon Spherical Lenses Product Description Custom Silicon Spherical lenses widely used in Near-Infrared (1.5-3.0 microns) and Mid-Wave IR (3-5 microns) Thermal Imaging Lenses. We provide Silicon lenses with feature precision polished surface, custom coating, such as broadband anti-reflection coated, Diamond-Like-Carbon (DLC) Coating. And silicon is low-density materials, silicon lenses is ideal for reducing the weight of the imaging lenses. Benefits Low Dispersion and Density Transmission from 1.2 to 7μm Custom Optical Lenses Custom Optical Coatings Best metrology testing equipment CLZ Precision Optics is one of China’s leading optical manufacturing companies. We manufacture a wide range of optical components for many different fields like Industrial Laser, Consumer products, Environmental Monitoring, Photography and Aerospace and R&D. 

Fuse cutouts, also called cutout switch, are used in primary overhead feeder lines and taps to safeguard distribution transformers against overloads and current surges. They function as a combination of a fuse and a switch. The transformer will be disconnected from the line when the fuse melts due to an overcurrent brought on by a defect in the transformer or customer circuit. Utility linemen standing on the ground and using a long insulating stick known as a "hot stick" can manually open it as well. Applications of Fuse Cutout Overcurrent Protection in Distribution Lines Electric fence cut out switch are strategically installed on overhead distribution lines to protect against overcurrent conditions. When the current exceeds a predetermined level due to faults or overloads, the fuse element in the cutout melts, interrupting the circuit and preventing damage to downstream equipment. Transformer Protection Electric fence shut off switch are commonly employed to safeguard distribution transformers. They provide a protective barrier against excessive currents, disconnecting the transformer in the event of a fault and preventing damage to the equipment. Feeder Line Protection Installed on feeder lines, Fuse Cutouts contribute to the protection of the electrical distribution system by isolating specific sections during faults. This sectionalizing capability minimizes the impact of faults on the entire distribution network. Switchgear Protection Fuse Cutouts are integrated into switchgear systems to enhance protection against overloads and short circuits. Their inclusion in switchgear configurations ensures the safe and reliable operation of electrical distribution equipment. Fault Isolation and Network Reliability Fuse Cutouts play a crucial role in fault isolation, helping maintain network reliability. By isolating faulty sections, they prevent the spread of faults and enable the rest of the distribution system to continue operating. Cost-Effective Fault Interruption Fuse Cutouts offer a cost-effective solution for interrupting circuits during overcurrent conditions. The sacrificial fuse element is designed for easy replacement, providing an efficient and economical means of protecting the distribution system. For more information about power line fittings, please feel free to contact us!

Minimum Order: 1000

Eye nuts are internally threaded fasteners that are frequently used in the lifting and rigging industry to lift and secure cables, wires, and chains. Steel that has been forged, zinc-plated, stainless steel, or hot-dipped galvanized are the materials used to make eye nuts. To suit your application, select the thread dimensions and, if applicable, the working load limit in addition to the structural material. General Information of eye nut for sale Material-Body Steel, Stainless Steel Strength Rating 70KN, 120KN, 180KN Finishing Hot Dip Galvanize Hebei Yongguang Line Equipment Co., Ltd. is a eye nut manufacturers, we provide eye nut fastenal, steel eye nut, galvanised eye nuts, electric power fittings, etc. For more or buy eye nut, please feel free to contact us!

Minimum Order: 1000

Optical Filters Custom Kinds Of Substrate CLZ Product Description Optical Filter, an optical element. It is a tool used to select the desired radiation band of light to transmit and filter out the unwanted light waves. It is a plastic or glass sheet made by adding special dyes, and its main characteristics are good transmission, good spectral characteristics, mainly selective transmission or blocking the transmission of light of specific wavelengths or bands. They are widely used in spectroscopy, fluorescence microscopy, clinical chemistry and mechanical vision industry. Optical filters are also optical components on or independent substrates coated with one or more layers of dielectric film or metal film to change the characteristics of light wave transmission. The use of light waves in these films in the transmission of the characteristics of the phenomenon, such as transmission, absorption, scattering, reflection, polarization, phase changes, and so on, and then design and manufacture a variety of products to achieve the purpose of scientific and engineering applications.