All Photos(1)
Synonym(s):
Pyrogallol, Pyrogallic acid, 1,2,3-Trihydroxybenzene
Linear Formula:
C6H3(OH)3
CAS Number:
Molecular Weight:
126.11
MDL number:
UNSPSC Code:
12352104
EC Index Number:
201-762-9
Recommended Products
grade
ACS reagent
Quality Level
Agency
reag. Ph. Eur.
vapor pressure
2-4 hPa ( 140 °C)
Assay
≥99.5% (GC)
form
solid
potency
790 mg/kg LD50, oral (Rat)
pH
4-5 (20 °C, 50 g/L in H2O)
bp
309 °C/1013 hPa
mp
131-135 °C
solubility
400 g/L
density
1.45 g/cm3 at 20 °C
bulk density
600 kg/m3
storage temp.
15-25°C
InChI
1S/C6H6O3/c7-4-2-1-3-5(8)6(4)9/h1-3,7-9H
InChI key
WQGWDDDVZFFDIG-UHFFFAOYSA-N
Analysis Note
Assay (GC): ≥ 99.5 %
Identity (IR-spectrum): conforms
Melting point: 131.0 - 135.0 °C
Chloride (Cl): ≤ 0.001 %
Sulphate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 5 ppm
Fe (Iron): ≤ 0.001 %
Sulfated ash: ≤ 0.005 %
Identity (IR-spectrum): conforms
Melting point: 131.0 - 135.0 °C
Chloride (Cl): ≤ 0.001 %
Sulphate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 5 ppm
Fe (Iron): ≤ 0.001 %
Sulfated ash: ≤ 0.005 %
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