5-Sulfosalicylic acid dihydrate
Chemical name: 5-Sulfosalicylic acid dihydrate
Molecular formula: C7H6O6S•2H2O
Currently standard: pharmacopoeia criterion
Physical and chemical properties:
his product is a white crysal or crystalline powder, namely pink crystals, in case of trace iron in high temperature decomposition of phenol and salicylic acid. Soluble in ethyl ether, soluble in water and ethanol.
Free salicylic acid: ≤0.05%
Dry weight loss: ≤15%
Residue on ignition: ≤0.4%
Usage: Cerebrospinal fluid examination, determination of protein in urine, colorimetric determination analysis of high iron, aluminum, beryllium, calcium, chromium, copper, iron, lead, magnesium and other metal complexing agent and the analysis of soil metal zinc, the determination of iron and steel raw materials, iron ore, coal tar, etc. This product is mainly used in pharmaceutical intermediates, the production of doxycycline, methacycline, phlogistic ShuSong indeed A acetate, skin easily methyl chlormadinone acetate, chlormadinone, 16 - time of raw materials. The dye industry, used in the manufacture of surfactant intermediates. In organic synthesis industry, used in the manufacture of surfactant; Lubricant for additives.
Packaging: 25kg in fiberboard-made pail attached with paper or polyethylene bag inside.
Storage: Seal up container in dry place.