Pyrogallol red
Supplier: TCI America
Synonyms:
3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide
P0572-1G
P0572-5G
TCP0572-001GEA
55.4
USD
TCP0572-001G
TCP0572-5G
Pyrogallol red
Pyrogallol red
CAS Number: 32638-88-3
MDL Number: MFCD00005046
Molecular Formula: C19H12O8S
Molecular Weight: 400.36
Form: Crystal
Color: Deep Yellow Red
Formula:
C₁₉H₁₂O₈S MW: 400.36 g/mol |
MDL Number:
MFCD00005046 CAS Number: 32638-88-3 EINECS: 251-134-3 |
Specification Test Results
Appearance | Dark red to Brown powder to crystal |
Lambda max. | 539.0 to 543.0 nm (pH 8.0 buffer sol.) |
Absorbance (E1%1cm) | min. 850 (pH 8.0 buffer sol., 539.0 to 543.0 nm) |
Sensitiveness | Colorimetric Test : Turn Purple with Nickel and turn Red by adding EDTA 2Na |
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