ACS reagent
200
≥99%99.0-101.0% (ACS specification)
solid
≤0.02% insolubles≤0.04% salicylic acid
≤0.1%
105-110 °C (lit.)
water: soluble 127.1 g/L at 20 °C
chloride (Cl-): ≤0.001%sulfate (SO42-): ≤0.02%
Fe: ≤0.001%heavy metals: ≤0.002%
[H]O[H].[H]O[H].OC(=O)c1cc(ccc1O)S(O)(=O)=O
1S/C7H6O6S.2H2O/c8-6-2-1-4(14(11,12)13)3-5(6)7(9)10;;/h1-3,8H,(H,9,10)(H,11,12,13);2*1H2
BHDKTFQBRFWJKR-UHFFFAOYSA-N
Danger
Eye Dam. 1 - Skin Corr. 1B
8A - Combustible, corrosive hazardous materials
WGK 2
dust mask type N95 (US), Eyeshields, Gloves