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Profile:Manufacturer - Producer|Ref:PSL28123YH | Country: China | Export: No
Molecular formula: C10H8NO7S2Na
Molecular weight: 341.30
CAS NO: 90-20-0
Appearance:greyish white to light grey powder
H-acid monosodium salt % ¡Ý85.0
Content of the alkali insolubles (100%) % ¡Ü0.2
Allochromatic acid disodium salt(100%) % ¡Ü2
T-acid disodium salt(100%) % ¡Ü0.5
Moisture Content % ¡Ü5
Property: 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.
Use: Mainly used in the producting acid,direct and reactive dye, also applied in medicine.
Packing: Net weight 25kg iron drum or woven bag, plastic bag inner, or according to customer's enquiry.
Transport: Avoid impact or rain.
Storage: In cool. dry and airy place, avoid moisture.
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