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3-Hydroxy-4-(2-hydroxy-4-sulfo -1-naphthylazo)-2-naphthalenecarboxylic acid

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Formula: C21H14N2O7S
CAS: 3737-95-9
search Element: naphthalenecarboxylic naphthylazo hydroxy hydroxy sulfo acid
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Identification

Structural Formula
3-Hydroxy-4-(2-hydroxy-4-sulfo -1-naphthylazo)-2-naphthalenecarboxylic acid
CAS:
3737-95-9
EINECS:
223-117-0
Molecular Formula:
C21H14N2O7S
MDL:
MFCD00004078
Synonym:
calconcarboxylic aci ; hhsnna ; calconcarboxylic acid ; kalces ; calconcarboxylicacidgr ; cal red ; hhsnn ; labotest-bb lt00454622 ; nn【dotite】 ; cal-red(r)




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Properties for 3-Hydroxy-4-(2-hydroxy-4-sulfo -1-naphthylazo)-2-naphthalenecarboxylic acid

Molecular Weight:
438.42 g·mol−1
Melting point:
300 °C(lit.)
Physical Description:
dark violet powder
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Safety & Transport Information

Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S37/39 - Wear suitable gloves and eye/face protection
Hazard Symbols:
Xi
Hazard symbol Xi
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Alternative Distributors of [3-Hydroxy-4-(2-hydroxy-4-sulfo -1-naphthylazo)-2-naphthalenecarboxylic acid]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Jinan Haohua Industry Co., Ltd. | Salsbury Chemicals, Inc.,

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