Cat No.: 300069 Grade: AR MF: C6H7NO3S CAS: 121-57-3 Appearance: white crystalline powder

Specification:

assay >=99.8%

clarity of solution: passes test

insoluble in 5% Na2CO3 solution <=0.01%

loss on drying <=0.1%

ignition residue <=0.02%

chloride(Cl) <=0.001%

nitrite(CO2) <=0.00002%

sulfate(SO4) <=0.005%

usage: testing Al, Mg, K, Na, Iodine, iodides, nitrites

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