1. Hōʻalo i ka hoʻopili ʻana me nā oxidants ikaika.
Nā waiwai kemika: Loaʻa ka decomposition ma ka ʻāpana ma luna o 200 ℃, a hiki i kahi liʻiliʻi o ka waikawa a i ʻole ka alkali ke hoʻoikaika i ka decomposition. Hiki i ka propylene glycol carbonate ke hydrolyze wikiwiki i mua o ka waika, ʻoi aku ka alkali, i ka mahana lumi.
2. ʻAʻole ʻike ʻia ka ʻona o kēia huahana. E makaʻala i ka pale ʻana i ka make ʻana o ka phosgene i ka wā hana. Pono e hoʻoheheʻe maikaʻi ʻia ka hale hana a paʻa nā mea hana. Pono nā mea hana e hoʻokomo i nā mea pale.
3. Aia i loko o nā lau paka a me ka uahi.
