Intermediates
2-Cyanophenol
2,4-Dihydroxybenzaldehyde
2-Hydroxy-4-methoxybenzaldehyde
4-Chlorophenyl methyl sulfone
5-[3-Chloro-5-(trifluoromethyl)pyrid-2-ylsulphonyl]thiophene-2-sulphonyl chloride
4-Nitrobenzyl chloride
 
Acid Mordant Dyes
Eriochrome Balck T
Eriochrome Balck T250
alizarin blue black B
Acid Chrome Pure Blue B
Acid Mordant Brown RH
Acid Mordant Navy Blue RRN
 
Sodium Nuo Kasu(C8H6NNaO3)
Alias: [(2Z)-4-oxo-4-(1H-pyrrol-2-yl)but-2-enoato-kO]sodium
Formula: C8H6NNaO3


Weight: 187.13
Physical Property: White or almost right crystalline powder, odorless, flavor bitterness, little stimulation, soluble in water
Loss on drying: ≤3.0%
Heavy Metal: ≤0.001%
Assay: ≥99%
Package: 25kgs drum
Characteristic: used for prevent and treat poultry colds, antypical Newcastle disease, duck plague ,virus respiratory disease and other infectious disease.
Expiry: 2 years.
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