China ɔman gyinapɛn a ɛfa CBS akorae asetra ho ne 6months.
Wɔ ɔhyew ne ɔhyew a ɛkɔ soro mu wɔ awɔw bere mu anaa bere tenten a wɔkora so no, CBS bubu ma ɛyɛ MBTS. wɔ porɔw akyi no, CBS kɔla no yɛ kusuu, amine dɛ no kɔ soro, na mpo nneɛma a wɔde kyekyere nneɛma ho a wɔde abɔ ho.
Ɛsɛ sɛ wɔsan hwehwɛ nsu chromatography mu nnafua 90 biara de hwɛ ne ahotew. decomposition of the sub-sulfonyl amine products in the use of the process will get bubbles, coke burning time is shortened, vulcanization speed slows downs down, tensile strength, etcor promotions