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Buy Methanesulfonic acid 99%/Methanesulfonic acid 70%
Methanesulfonic acid is colorless transparent or light yellow oily liquid,soluble in water, slightly Soluble in benzene, insoluble in hydrocarbons; accounting for 70% of the aqueous solution of 1.340 ~ 1.360 (20 ℃).
Buy Niobium oxide Niobium pentoxide
Niobium Pentoxide has the features of high melting point, small particle size, narrow granularity, little lump powder and good dispersibility.
Ammonium bisulfite (CAS 10192-30-0),a light yellow liquid,with the best purity. It can be used in dye intermediate synthesis, surfactant, herbicide, pharmaceutical industry reducing agent and the protection of developing process in photographic industry.
N,N'-Bis(2-hydroxyethyl)ethylenediamine
N,N'-Bis(2-hydroxyethyl)ethylenediamine ( CAS 4439-20-7), white to light yellow crystalline powder, with boiling point 305.1°C at 760 mmHg,flash point 146.2°C,and Vapour Pressur 7.93E-05mmHg at 25°C. It can be used as a dibasic alcohol or diamine, mainly used for plastics curing agent, epoxy resin curing agent, lubricant additives, desulfurizer, acidic gas absorption agent, wetting agent, surface active agent, pharmaceutical intermediates, raw materials and polymer monomer liquid crystal intermediates, etc
Sodium Dimethyldithiocarbamate SDD CAS 128-04-1
Sodium dimethyldithiocarbamate SDD CAS 128-04-1 is SDD is scaly white crystal, easily soluble in water, the crystallization method of crystallization crystallization water containing 2.5 molecules, lose 2 molecular crystal water when heated to 115 ℃, 130 ℃ completely lose crystal water.
Cholesterol(cas.57-88-5)from the Greek chole- (bile) and stereos (solid) followed by the chemical suffix -ol for an alcohol, is an organic chemical substance classified as a waxy steroid of fat. It is an essential structural component of mammalian cell membranes and is required to establish proper membrane permeability and fluidity.
DMDS(CAS.624-92-0)is light yellow transparent liquid. Have a foul smell. Does not dissolve in water, can be mixed with ethanol, ether, acetic acid.
TDS DMDS.pdf
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