描述
– Synonyms: 1,2,3-Trihydroxybenzene, Pyrogallic acid
– C6H6O3
– M = 126,11 g/mol
– CAS [87-66-1]
– EINECS-No.: 201-762-9
– Solub. in water: (20 ºC): 400 g/l
– Melting point: 131 – 134 ºC
– Boiling point: 309 ºC
– Vapour pressure: (140 ºC) 2 – 4 hPa
– LD 50 (oral, rat): 789 mg/kg
– EC-Index-No.: 604-009-00-6
– ADR: 6.1 T2 III UN 2811
– IMDG: 6.1 III UN 2811
– IATA/ICAO: 6.1 III UN 2811
– GHS-signal word: Warning
– GHS-H sentences: H341 – H302 – H312 – H332 – H412
– GHS-P sentences: P261 – P280 – P281 – P322 – P405 – P501a
– Tariff number: 2907 29 00 80
– Applications: synthesis of organic products, analytical chemistry, laboratory reagent (antimony and bismuth), photography, solvents (metals), manufacture of dyes.
SPECIFICATIONS
assay (G.C.): min. 99 %
identity (IR-spectrum): passes test
pH (5 %, H2O): 4 – 5
residue on ignition: max. 0,1 %
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