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99.5% purity phenacetin white powder shiny phenacetine crystal buy online. CAS 62-44-2 phenacetin powder vendor phenacetine wholesale price. Shiny phenacetin powder hot sell in Uk CAS 62-44-2 phenacetine powder factory price. Contact me: grace@whhoyan.com Whats app/ Signal/ Skype: 0086 15832900195 Threema: AH8F6N9P Common Name Phenacetin CAS Number 62-44-2 Molecular Weight 179.216 Density 1.00.1 g/cm3 Boiling Point 323.644.0 C at 760 mmHg Molecular Formula C10H13NO2 Melting Point 133-136 C(lit.)

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　　In the world of machinery, the choice of the right seal can significantly impact the efficiency and longevity of the equipment. One such seal is the labyrinth oil seal. This article will explore the scenarios where a labyrinth oil seal would be the preferred choice. 　　A labyrinth oil seal is a non-contact type of seal that provides a tortuous path, or “labyrinth,” to help prevent the leakage of fluids such as oil. Unlike other seals that use friction to prevent leakage, labyrinth seals use a gap to achieve the sealing effect. This unique design makes them ideal for certain applications. 　　One of the primary scenarios where a labyrinth oil seal would be used is in high-speed rotating equipment. In these situations, the non-contact nature of labyrinth seals allows them to handle high rotational speeds without the risk of excessive heat generation and wear that can occur with contact seals. 　　Another scenario is in applications where minimal friction is crucial. Since labyrinth seals do not make contact with the shaft, they do not create any additional friction. This makes them ideal for use in energy-sensitive applications where efficiency is paramount. 　　Labyrinth seals are also beneficial in environments with frequent changes in pressure and temperature. The non-contact design allows them to withstand these changes without the risk of deformation or damage that can occur with other types of seals. 　　Finally, labyrinth seals are often used in applications where contamination from external particles needs to be minimized. The labyrinth design effectively captures and expels any particles that enter the seal, preventing them from reaching the lubricated components. 　　Labyrinth oil seals are a versatile and efficient sealing solution for a variety of applications. Their ability to handle high speeds, minimize friction, withstand changes in operating conditions, and prevent contamination makes them a preferred choice in many scenarios.

Minimum Order: 100

Contact me: grace@whhoyan.com Whats app/ Signal/ Skype: 0086 15832900195 Threema: AH8F6N9P Other names: Diol 14B; Sucol B; Tetramethylene glycol; 1,4-Butylene glycol; 1,4-Dihydroxybutane; 1,4-Tetramethylene glycol; Butane-1,4-diol; Butanediol; 1,4-BD; Tetramethylene 1,4-diol; BDO; Butylene glycol; Dabco BDO; Butane diol- 1,4 Choose our 1,4-butanediol liquid for its exceptional purity, versatility, and reliability. With its wide range of applications, it is a valuable asset for various industries. Trust in our professional-grade product to meet your needs with utmost efficiency and effectiveness.

RD UM25C UM25 USB Multimeter is USB 2.0 Type- C Color LCD Display Tester, can measure voltage, current, power, temperature and other values and display on the 1.44" color LCD Screen. UM25C UM25 USB Type- C Voltmeter ammeter Tester come with battery charge measure cable resistance Technical Parameter : Product Model: UM25/UM25C Display screen: 1.44 Inch color LCD display Voltage measurement range: 4-24.000V Voltage measurement resolution: 0.001 Current measurement range: 0-5.0000A Current measurement resolution: 0.0001A Capacity accumulation range: 0 - 99999mAh Voltage measurement accuracy: ±(0.5‰+2digits) Energy accumulation range: 0-99999mWh Current measurement accuracy: ±(1‰ +4 digits) Load impedance range: 0.8Ω-9999.9Ω Time measurement range: 0-99h59min59s Temperature range: -10℃ - 100℃ / 0℉ - 200℉ Temperature measurement error: ±3℃/±6℉ Screen brightness setting: 0 - 5 levels Auto screen off time: 0 - 9mins Voltage graphing range: 0 - 24.00V Current graphing range: -5.0000A Refresh rate: 2Hz Quick charge recognition mode: QC2.0, QC3.0, APPLE 2.4A / 2.1A / 1A / 0.5A, Android DCP, Samsung Product Size: 71.2mm x 30.5mm x 12.4mm (UM25C); 71.2mm x 30.5mm x 11.3mm (UM25) Product Weight: 23.74g(UM25C) / 19.26g (UM25) (No packaging); 54.56g (UM25C) / 50.08g (UM25) ( With packaging) Note : UM25 is no communication version, UM25C is communication version by Bluetooth connection. PC software support PC window (Win 7 and above) and Phone Android (Android 5.0 and above, support 14 kinds language, Chinese, English and Russia.... ) User manual, PC software installation instruction and PC software and Android APP download link: http://www.mediafire.com/folder/q2b8h079hpywq/UM25 , For Android APP : APP only support android 5.0 and above . Allow APP to do in the background, not be cleaned. Allow APP self-starting. Allow APP stay after screen locked, not be cleaned. For desktop, when you use the Bluetooth adapter to make Bluetooth connection, Please don’t use the adapter own driver, and use the windows system Bluetooth driver, otherwise the module can’t make SSP series port communication. If you have installed the adapter driver, you can uninstall it and unplug the adapter, then plug in again, the system will install it automatically. Package List : 1 x UM25 Type-C USB Multimeter

Minimum Order: 1 bags

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Uses of Paperline Gold : Good for all Printers, Fax Machines. Smooth paper surface makes sharp printing and copying. Two-sided usage gives the paper sheet high opacity. Bright Appearance gives high print contrast to the printing. Sharp cutting edges prolongs performance of copying machine. Anti-curl quality reduces paper jams in the copier. Low dust content minimizes copier running cost. 500 sheets guarantee in each pack. Features and benefits : Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing. Precision-cut edges for trouble-free performance Features Acid Free Sharp Images High Quality Printing Jam Free Performance Maximum Print Contrast 2 sides Print/Copy Excellent Whiteness High Smoothness High Thickness PRICE ($ 0.6)

Minimum Order: 8000

Navigator Universal Multipurpose & Functional Copy Paper Trusted performance that always delivers. Increased productivity : 99.99% paper jam free. Fewer jams means a lower cost per printed document. Special surface treatment : Provides excellent printing quality on inkjet due to smarter ink absorption. Multi functional : 100% guaranteed for all printers and copiers. Navigator can be used for all your documents. Silky touch : Extra smooth surface. Improving the lifetime of office equipment whilst reducing toner consumption. Technical Sheet : Brightness: 102-104%(class a) size: a4 weight: 80 gsm size: 210mm x 297mm, brightness: 102-104% wood pulp: 100% wood pulp color: white whiteness: cie167 capability: high speed copying100ppm, laser roughness: 140ml/min surface roughness ts ml/min: 75-175 surface roughness bs ml/min: 100-200 bending stiffness md: 110 mn bending stiffness cd: >50 mn thickness : not lees than110 um density : 0,72 g/cm3 roughness : ws 200~400 ml/min roughness : fs 200~400 ml/min brightness : 102% - opacity: 95% not opacity : 86% cobb60 data : 30 g/m2 tensile md : 6.2 kg/15mm tensile cd : 2.5 kg/15 mm moisture : 4~7 % PRICE ($ 0.6)

Minimum Order: 8000

Product Description: Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 152-170 Cobb Test: 27-33 g/m2 27-33 Quality : No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides 1 Box : 5 reams 1 reams : 500 sheets Packaging : plastic wrapping PRICE ($ 0.5)

Minimum Order: 8000

Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing. Precision-cut edges for trouble-free performance Specification - no jam in photocopy machines - no double feed - stay flat after copying (even in laser) - leave no dust in the copy machine - white and clean, smooth and bulky - no see through pring in both side - best result in photocopy machines, laser printers, inkjet printer, fax, etc. excllent performance due to the following characteristics: -moisture control - makes the sheets stay flat in the copier and enchances runability -low dust content - minimizing your copier runing cost. -good opacity - double sided copying of the best quality -smoothness _ improving printing quality. -bulky sheet - enhancing smooth runnability PRICE ($ 0.5)

Minimum Order: 8000

Technical sheet: Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 152-170 Cobb Test: 27-33 g/m2 27-33 Grade paper : High grade Quality : No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides 1 Box : 5 reams 1 reams : 500 sheets Packaging : plastic wrapping PRICE ($ 0.5)

Minimum Order: 8000

Advantages of Double A Copy Paper quality : No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides Been developed for : Photocopy Machines, Fax High Speed Copying 100ppm, Laser printers, Inkjet Specifications: : Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 152-170 Cobb Test: 27-33 g/m2 27-33 Grade paper : High grade Packing : 1 Box : 5 reams 1 reams : 500 sheets Packaging : plastic wrapping PRICE ($ 0.6)

Minimum Order: 8000

Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing. Precision-cut edges for trouble-free performance Specification - no jam in photocopy machines - no double feed - stay flat after copying (even in laser) - leave no dust in the copy machine - white and clean, smooth and bulky - no see through pring in both side - best result in photocopy machines, laser printers, inkjet printer, fax, etc. excllent performance due to the following characteristics: -moisture control - makes the sheets stay flat in the copier and enchances runability -low dust content - minimizing your copier runing cost. -good opacity - double sided copying of the best quality -smoothness _ improving printing quality. -bulky sheet - enhancing smooth runnability PRICE ($0.5)

Minimum Order: 8000

Technical sheet: Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 152-170 Cobb Test: 27-33 g/m2 27-33 Grade paper : High grade Quality : No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides PRICE ($ 0.5)

Minimum Order: 8000