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제 목:
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H-Acid |
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상품분류: |
유기화학원료와 중간체
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등록분류: |
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내용: |
Additional_detail: Commodity name:
H-Acid ( also named H-Acid
monosodium salt )
MF: C10H8NO7S2Na
MW: 341.30
Quality standard:
Voluntary Standard:HG/T 1648-2001
Appearance: greyish white to
light grey powder
H-acid monosodium salt % ≥ 85.0
Content of the alkali insolubles
(100%) % ≤ 0.2
Allochromatic acid disodium salt
(100%) % ≤ 2
T-acid disodium salt(100%) % ≤ 0.5
Moisture Content % ≤5
Performance:
Grey powder,slightly dissolves in
water,can dissolve in the sodium
carbonate solution.Dilute the H-
acid monosodium salt will present
blue and red fluorescent
light.Reacts with the nitrous
acid will turn into the yellow
crystalline diazo compound.Reacts
with the ferric chloride presents
reddish brown;it is red and
purple when dissolves in the
sodium carbonate solution;dark
green in saline solution,apt to
dissolves in hot water.
[Usage] Mainly used in the
producting acid,direct and
reactive dye,also applied in
medicine.
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