Intermediates Series
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Product Name |
Sodium P-Toluene Sulfinate Tetrahydrate (SPTS) |
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Other Name |
Sodium P-Toluenesulfinate Tetrahydrate; P-Toluenesulfinic Acid Sodium Salt Tetrahydrate; P-Toluene Sulfinic Acid Sodium·Tetrahydrate |
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CAS No |
868858-48-4 |
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Molecular Formula |
C7H7O2SNa·4H2O |
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Molecular Structure |
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Packing |
25kg woven bag or 25kg net fibre drum |
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Product Usage |
It can be used as intermediate of pharmaceutical and dispersal dyes, and also can be used as curing agent of grouting material. |
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Class Or Division |
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Check-Point |
Unit |
Specifications |
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Appearance |
-- |
White Crystalline Powder |
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Purity |
% min |
98 |
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Loss On Drying |
% max |
25-35 |
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PH |
-- |
7.0-9.0 |
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Insoluble Matter In Water（H2O 20% Soln） |
-- |
clear & colorless |
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Heavy Metal |
ppm max |
10 |
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Inorganic salt |
% max |
3 |