4-Hydroxy-N - LEAD TECH-environmentally friendly and efficient flame retardants.

PRODUCT

Halogen-free Phosphorus Nitrogenated Brominated Silicon Inorganic Intumescent (IFR)

有关 4-Hydroxy-N 的文章

2020-10-184-Hydroxy-N,N,2-trimethyl-1-[(4-methylph

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