Qinhuangdao Longfa Chemical co.,Ltd

ROSIN(1)

Qinhuangdao Longfa Chemical co.,Ltd

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gum rosin
Specification: X / WW / WG
Detail: Gum rosin is made of natural resin, its general formula is C20H30O2. Gum rosin also called colophony, is a solid form of resin obtained from pines and some other plants, mostly conifers, produced by heating fresh liquid res...

paraffin wax
Specification: 54/56,56/58,58/60,60/62
Detail: oil content% <0.5 colour saybolt >+28 penetartion 25deg.c. 1/10mm <18


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