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Chemical Substance

Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate

CAS Number 633-96-5
EC Number 211-199-0
Molecular Formula C16H12N2O4S.Na
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Identifiers

Cas Number 633-96-5 Primary
Ec Number 211-199-0
Chemical Name Acid Orange 7
Chemical Name Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate

GHS Hazard Pictograms

GHS08 Hazard Pictogram GHS08

Hazard Classifications

STOT RE 1
Specific target organ toxicity — repeated exposure
Danger
Hazard Code H372
Category STOT RE 1
Source: REACH registration C&L
Aquatic Chronic 3
Hazardous to the aquatic environment (long-term)
Hazard Code H412
Category Aquatic Chronic 3
Source: REACH registration C&L

Regulatory Lists (1)

H&M CHEMICAL RESTRICTIONS
H&M Chemical Restrictions — Substances restricted from use in H&M Group textile and consumer products

Related Substances

sodium 4-[[4-[(2-hydroxy-1-naphthyl)azo]-3-methylphenyl]azo]benzenesulphonate
84852-29-9
sodium 3-[[4-[(4-hydroxyphenyl)azo]-1-naphthyl]azo]benzenesulphonate
68958-98-5
sodium 4-[[2-hydroxy-3-[(2-methoxyphenyl)carbamoyl]-1-naphthyl]azo]benzenesulphonate
68399-96-2
sodium 4,5-dichloro-2-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate
5850-81-7
sodium 3-[(1-hydroxy-2-naphthyl)azo]benzenesulphonate
83006-60-4

Disclaimer

The substance data provided is sourced from various third-party databases and regulatory sources. While we strive to maintain accuracy, we cannot guarantee the completeness, accuracy, or timeliness of this information. Users are responsible for verifying all data before use in compliance, safety, or regulatory contexts. NextSDS is not liable for any decisions made based on this data.