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METACHROME YELLOW |
| Synonyms. Alizarin Yellow GG; Metachrome yellow; Alizarin Yellow G; Acid Chrome Yellow GG; Sodium 3-((3-nitrophenyl)hydrazinylidene)-6-oxidanylidene-cyclohexa-1,4-diene-1-carboxylate; Sodium 3-((3-nitrophenyl)hydrazinylidene)-6-oxo-1-cyclohexa-1,4-dienecarboxylate; 5-(3-Nitrophenylazo)salicylic acid sodium salt; Alizarin Yellow 2G; Metachrome Yellow; Mordant Yellow 1; C.I 14025; C.I. Mordant Yellow 1 monosodium salt; 2-Hydroxy-5-(3-nitrophenylazo)benzoate sodium; sodium m-nitrobenzeneazosalicylate; |
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| PRODUCT IDENTIFICATION | |
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CAS RN |
584-42-9 |
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EINECS RN |
209-536-1 |
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FORMULA |
C13H8N3NaO5 |
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MOLE WEIGHT |
309.21 |
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H.S CODE |
3204.12.5090 |
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SMILES |
c1(cc(c(O)cc1)C(=O)[O-])\N=N\c1cc(ccc1)[N+](=O)[O-].[Na+] |
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CLASSIFICATION |
Azo dye, pH indicator, Coloring agent |
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EXTRA NOTES |
acid-base indicator. (pale yellow)10.0 to 12.0(deep yellow) |
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| PHYSICAL AND CHEMICAL PROPERTIES | |
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PHYSICAL STATE. |
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MELTING POINT |
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BOILING POINT |
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DENSITY |
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SOLUBILITY IN WATER |
Soluble |
| 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. |
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INCOMPATIBLE MATERIALS |
Strong oxidizing agents |
| POLYMERIZATION |
Has not been reported |
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NFPA RATINGS |
Health: 0, Flammability: 0, Reactivity: 0 |
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| EXTERNAL LINKS & GENERAL DESCRIPTION |
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Wikipedia Linking - List of dyes Google Scholar Search - Metachrome yellow Drug Information Portal (U.S. National Library of Medicine) - Metachrome yellow PubChem Compound Summary - Metachrome yellow http://www.ncbi.nlm.nih.gov/ - Metachrome yellow http://toxnet.nlm.nih.gov/ |
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| SALES SPECIFICATION | |
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APPEARANCE |
yellow powder |
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DYE CONTENT |
50% min |
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pH INTERVAL |
10.0(pale yellow) ~ 12.0(brownish yellow) |
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| TRANSPORT & REGULATORY INFORMATION | |
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UN NO. |
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| SAFETY INFORMATION | |
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HAZARD OVERVIEW |
No known OSHA hazards. Not a dangerous substance according to GHS. Eyes: May cause eye irritation. Skin May be harmful if absorbed through skin. May cause skin irritation. Inhalation May be harmful if inhaled. May cause respiratory tract irritation. Ingestion May be harmful if swallowed. |
| SIGNAL WORD | Warning |
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PICTOGRAMS |
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HAZARD STATEMENTS |
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P STATEMENTS |
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| EC DIRECTIVES |
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| HAZARD CODES |
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RISK PHRASES |
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SAFETY PHRASES |
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| PACKING |
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Preserve in light-resistant and well-closed containers |
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| PRICE INFORMATION |
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