Chemical World

CAS：120-57-3

STRUCTURE:

FORMULA: C6H7O3NS
MOLECULAR WEIGHT: 173.19 (As International relative Atom Mass 1997)
EXCUTIVE STANDARD: HG/T3678-2000
SPECIFICATIONS:

PROPERTY:
    It is white powder and turns into white crystal when it absorbs water in the air and attaches one molcular of crystal water. The crystal water will be lost when the temperature reaches 100℃. The density is 1.485(25℃/4℃), slightly soluble in cold water, benzene, ethanol and ether, and the melting point is 288℃ and decomposes at 300℃. It shows obviously acidic and soluble in boiling water, aqueous sodium carbonate and sodium hydroxide solution.
USAGE:
    It is an important dye intermediate for Acid Orange â…¡, Acid Light Yellow 2G, Acid Mordant Yellowish Brown 4G, Acid Mordant Dark Yellow GG, Direct Yellow GR, Reactive Yellow K-RN, Brilliant Red K-10B, Brilliant Red K-2G, Bordeaux K-DG and Violet K-3R, etc. It also can be used to manufacture the textile auxiliaries, such as disolving salt B, optical brightener BG, optical brightener BBU, dyeing-proof salt H, etc. Also it is used in agriculture pesticide to proof wheat rust. In addition, it is also one ideal intermediate used in spices, food dyestuff, medicine, building materials, etc.
PACKAGE: Packed in woven bag with plastic liner. Net weirht is 25 kg or 50 kg each..
TRANSPORTATION: Avoide crash and rain.
STORAGE: Should be stored in dry and ventilate place, and avoide moisture and deterioration.

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