Acido 5-solfosalicilico diidrato, per analisi, ExpertQ®, ACS

- Synonyms: 3-Carboxy-4-hydrobenzenesulfonic acid, 2-Hydroxy-5-sulfobenzoic acid, Salicylsulfonic acid
- C7H6O6S·2H2O
- M = 254,22 g/mol
- CAS [5965-83-3]
- EINECS-No.: 202-555-6
- Solub. in water: (20 ºC): freely soluble
- Melting point: 120 ºC
- Flash pt. ~ 150 ºC
- LD 50 (oral, rat): 2450 mg/kg (anhydrous substance)
- ADR: 8 C4 III UN 3261
- IMDG: 8 III UN 3261
- IATA/ICAO: 8 III UN 3261
- GHS-signal word: Warning
- GHS-H sentences: H315 - H319
- GHS-P sentences: P280 - P264 - P305+P351+P338 - P321 - P332+P313 - P337+P313
- Tariff number: 2918 29 10 90
- Applications: synthesis of organic products, in lubricant compositions, indicator, analytical chemistry.

SPECIFICATIONS
assay (acidimetric): 99 - 101 %
identity (IR-spectrum): passes test
insoluble in water: max. 0,005 %
chlorides (Cl): max. 0,001 %
sulfates (SO4): max. 0,02 %
copper (Cu): max. 0,0003 %
heavy metals (as Pb): max. 0,002 %
iron (Fe): max. 0,001 %
lead (Pb): max. 0,001 %
nickel (Ni): max. 0,001 %
salicylic acid: max. 0,04 %
residue on ignition: max. 0,1 %