ZINCON SODIUM |
Synonyms. Zincon monosodium; Sodium hydrogen 2-(1-(2-hydroxy-5-sulphonatophenyl)-3-phenyl-5
-formazano)benzoate; 2-((((2-Hydroxy-5-sulfophenyl)azo)phenylmethylene)hydrazino)benzoic acid monosodium salt; 2-(1-(2-Hydroxy-5-sulfophenyl)-3-phenyl-5-formazano)benzoic acid monosodium salt; 2-(2-((2-(2-Hydroxy-5-sulfophenyl)diazenyl)phenylmethylene)hydrazinyl)benzoic acid sodium salt; 2-Carboxy-2'-hydroxy-5'-sulfoformazylbenzene monosodium salt; |
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PRODUCT IDENTIFICATION |
CAS RN |
62625-22-3 |
EINECS RN |
263-651-1 |
FORMULA |
C20H15N4NaO6S |
MOLE WEIGHT |
462.41 |
H.S CODE |
2928.00.2500 |
SMILES |
S(=O)(=O)([O-])c1cc(\N=N\C(c2ccccc2)=N\Nc2c(C(=O)O)cccc2) c(O)cc1 .[Na+] |
CLASSIFICATION |
Coloring agent, Indicator |
EXTRA NOTES |
A colorimetric indicator for Zn, Cu and Hg |
PHYSICAL AND CHEMICAL PROPERTIES |
PHYSICAL STATE. |
purple powder |
MELTING POINT |
250
~ 260 C (Decomposes)
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BOILING POINT |
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DENSITY |
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SOLUBILITY IN WATER |
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SOLVENT SOLUBILITY |
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VAPOR DENSITY |
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log P(octanol-water) |
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VAPOR PRESSURE |
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AUTOIGNITION TEMP |
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pK |
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REFRACTIVE INDEX |
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FLASH POINT |
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STABILITY AND REACTIVITY |
STABILITY |
Stable under normal conditions. |
INCOMPATIBLE MATERIALS |
Strong oxidizing agents |
POLYMERIZATION |
Has not been reported |
NFPA RATINGS |
Health: 2, Flammability: 0, Reactivity: 0 |
SALES SPECIFICATION |
APPEARANCE |
purple powder |
CONTENT |
90% min |
ABSORPTION
MAX |
490 ~ 498nm in 0.001N NaOH
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LOSS
ON DRYING |
10% max
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TRANSPORT & REGULATORY INFORMATION |
UN NO. |
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HAZARD CLASS |
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PACKING GROUP |
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SAFETY INFORMATION |
HAZARD OVERVIEW |
GHS (Globally Harmonised System) Classification: Skin irritation. Eye irritation. Hazard statements: Causes skin irritation. Causes serious eye irritation.Potential Health Effects:
Eyes - Causes eye irritation. Skin - May be harmful if absorbed through skin. Causes skin irritation. Ingestion - May be harmful if swallowed. Inhalation - May be harmful if inhaled. Causes respiratory tract irritation. |
SIGNAL WORD |
Warning |
PICTOGRAMS |
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HAZARD STATEMENTS |
H315-H319 |
P STATEMENTS |
P305 + P351 + P338 |
EC DIRECTIVES |
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HAZARD CODES |
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RISK PHRASES |
36/38 |
SAFETY PHRASES |
26-36 |
PACKING |
Preserve in light-resistant and well-closed containers |
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