White crystal or powder, is a low-toxicity biologically inert amino alcohol, soluble in ethanol and water, slightly soluble in ethyl acetate, benzene, insoluble in ether, carbon tetrachloride.

Bisphenol S, white needle-like crystals.The molecule of this product contains two hydroxyl groups and a sulfone group with strong electron absorption, so it is more acidic than other phenols.Low toxicity.

Methyltetrahydrophthalic anhydride is a new type of liquid organic anhydride epoxy resin curing agent with excellent performance.

Biphenylether, which is a colorless crystal at room temperature, has the aroma of geranium oil, is insoluble in water, soluble in alcohol, ether, acetic acid, benzene and other organic solvents, the crystallization point is 26.7℃, the boiling point is 259℃, the flash point is 115℃, and the relative density is 1.086 (20℃).

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