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Dyes Intermediates

3-CYANO-4-METHYL-6-HYDROXY-2-PYRIDONE CAS NO:5444-02-0 ≥99%
N-METHYL-3-CYANO-4-METHYL-6-HYDROXY-2-PYRIDONE CAS NO:27074-03-9 ≥99%
N-ETHYL-3-CYANO-4-METHYL-6-HYDROXY-2-PYRIDONE CAS NO:28141-3-1 ≥99%
N-BUTYL-3-CYANO-4-METHYL-6-HYDROXY-2-PYRIDONE CAS NO:39108-47-9 ≥99%
5-AMINOBENZIMIDAZOLEDONE   ≥99%
5-AMINO SALICYLALDEHYDE   ≥99%

4-(DIETHYLAMINO)SALICYLALDEHYDE

  ≥99%
FAST VIOLET BASE B   ≥99%
FAST SCARLET BASE LG   ≥99%
NAPHTHOL AS-BI   ≥99%
BROMAMINE ACID   ≥90-92%
META BASE ESTER   ≥75%
M-(β-HYDROXYETHYL SULFONYL)ANILINE   ≥95%
N-ETHYL-4-(β-HYDROXYETHYL SULFONYL)ANILINE   ≥99%
N-ETHYL-3-(β-HYDROXYETHYL SULFONYL)ANILINE   ≥90%
N-ETHYL META BASE ESTER   ≥80%
N-ETHYL PARA BASE ESTER   ≥80%
7-Hydroxy-4-methylcoumarin CAS NO:90-33-5 97%(HPLC)
7-Diethylamino-4-methylcoumarin CAS NO:91-44-1 99%(HPLC)

 
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