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H acid
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H acid1-amino-8-naphthol-3,6-disulfonic acidCAS No.: 90-20-0MF: C10H8O7NS2EINECS No.: 201-975-7
SpecificationsWe Manufacture H acid M.W 319 & M.W 341 6000MT/A with excellent quality and competitive price.
Most important dyestuff intermediate and pigment.
Specification
Apearance: White to gray Test result
Purity: % m.w 319 80 min 81.04
m.w 341 85 min 86.63
HPLC: % ≥98 98.92
Chromotropic acid % ≤1.0 0.43
ω acid % ≤ 0.2 0.01
T acid % ≤ 0.5 0.25
K acid % ≤ 0.2 0.01
Impurity matter % ≤ 3.0 1.08
Insoluble matter % ≤ 0.2 0.17
Packing: 25kg pp bags or Jumbo bag.
Application: Most important intermediate of reactive dyes, acid dyes,leather dyes and pigment
H acid
