Basic Info
Model No.: TF-7472
Additional Info
Packaging: As Buyer’s Request
Productivity: 100Ton
Brand: Tianfu
Transportation: Ocean,Land,Air,DHL，TNT
Place of Origin: China
Supply Ability: 50Ton
Certificate: ISO
Port: Shanghai port,Qingdao port
Product Description
Product Name: PYROGALLOL RED
Synonyms: Pyrogallol red, pure, indicator grade;3′,4′,5′,6′-Tetrahydroxyspiro[3H-2,1-benzoxathiole-3,9′-[9H]xanthene]1,1-dioxide;Pyrogallol Red,98%,pure;PYROGALLOL RED METAL INDICATOR;Pyrogallol Red [for Protein Research];3′,4′,5′,6′-tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9′-xanthene] 1,1-dioxide;2-(3,4,5,6,9-PENTAHYDROXYXANTHEN-9-YL)BENZENESULFONIC ACID-9-LACTONE;1,2,3-BENZENETRIOL RED
CAS: 32638-88-3
MF: C19H12O8S
MW: 400.36
EINECS: 251-134-3
Product Categories: -;Analytical Chemistry;Bipyridyls, etc. (Chelating Reagents);Chelating Reagents
Mol File: 32638-88-3.mol
PYROGALLOL RED Structure
PYROGALLOL RED Chemical Properties
Melting point 133-134 °C(lit.)
Boiling point 309 °C(lit.)
density 1.082 g/mL at 20 °C
vapor density 4.4 (vs air)
vapor pressure 10 mm Hg ( 167.7 °C)
refractive index n20/D 1.387
storage temp. Store at +5°C to +30°C.
form Liquid
color Dark brown
Water Solubility Soluble in water, ammonium hydroxide (10 mg/ml), and ethanol.
BRN 363738
CAS DataBase Reference 32638-88-3
Safety Information
Hazard Codes Xn,Xi
Risk Statements 20/21/22-52/53-68-36/37/38
Safety Statements 36/37-61-24/25-22-36-26
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
RTECS UX2800000
F 8
TSCA Yes
HS Code 2934 99 90 Product Categories : UV-Curing Materials > UV Absorber