The Sodium salt of Polynaphthalene sulphonic acid has excellent colloidal properties. It does not have any surface activity like penetrating foaming and is attracted to polyamide and proteins, but not cotton, hemp or other fibers.
TRED Series Molecular Screen is special molecular sieve for ethanol dehydration. It is a kind of 3A molecular sieve, made use of in ethanol dehydration and drying out, with high water absorption capability.Regarding TRED Series Molecular Screen :TRED
Tungsten Trioxide yellow powder. Tungsten trioxide, yellow powder, insoluble in water. Soluble in alkali. This is used for the manufacture of high melting points alloys and hard alloys, as well as tungsten wire and fireproof material. Color: yellow,
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