p-Phenylenediamine Assay: 99.5%Min. White flakes Usage: an important dye intermediate Product information: p-Phenylenediamine CAS # 106-50-3 Usage: Important dye intermediatesSpecifications: PPD 99.9% Min. White flakes PPD 99.5% Min. Gray flaky crystalsPacking: 25KG/drum p-Phenylenediamine PPD 99.5%
... price We are one of the leading manufacturer of Hydroxypropyl methyl cellulose (HPMC)Properties:1. Appearance: HPMC is white or similar to ... is stable with pH 2-12.3. Apparent density: 0.30-0.70g/cm3, density is 1.3G/cm3.Dissolving processHPMC will ... used in petroleum drilling and daily-use chemicals White powder Methyl Cellulose (MC) 27.5~31.5
... and controlling 3 factories which famous in Guangxi province, China.Min. order quantity: 22MT for 20'FCL;Packaging: 25kg/bag or ... direct method zinc, industrial and feed grade80%,85%,90%,92%,95%,96%, 97%,98%,99%,99.5%, 99.7%, 99.8%, 99.9%
Synthetic polysulfone polymers and other polymers. Spacifications:Assay(%) min:≥99.5%Melting point(°c) : ≥ 175Lossing on drying (%):≤0.2Applications1.Used as gas chromatographic stationary phase ...
... ≤ 0.500.5 %Lead≤10ppm10ppmHeavy metals≤20ppm20ppmAs≤10ppm1ppmSulphate Ash≤0.1%0.1%Chlorides≤0.02%0.02%Iron≤0.001%0.001%Residue on ignition≤0.001%0.001 ... , cool and air places. The shelf time is 2 years. 99.0-100.5% GDL
REACH,ISO9001 Zn (CH3COO)2::99.0%min Pb:20ppm max Cd:10ppm max Fe:5ppm max As: ... each Items Standard(%) USP32Result (%)(Zn(CH3COO)299.0-102.0min99.62Pb0.002max0.0006PH(5%)6.0-7.06.3Cd0.001max0.0004Fe0.0005max0.0002As0 ... .001Insolubles in water0.005max0.003SO40.01max0.01max Zinc Acetate Anhydrate 99.0-100.5% CAS 557-34-6 for Medcine
... 1.Ni>99.5% 2.dia:0.025-100mm,Diameter of uniformity 3.good after-sale service 4.short delivery time 0.08mm Pure ... of appropriate;better high temperature strength; low resistivity.Ni>99.5%,dia:0.025-1.0mm,Diameter of uniformity.It has N4,N5 ... *900.12120.3~0.4mm125*1200.15360.4~0.5mm160*1200.29540.5~1.0mm200*1220.451020.6~1.0mm250*2001201 99.5% pure nickel ...
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