Qhov ntau npaum ntawm hydroxypropyl methyl cellulose hauv putty hmoov

Cov ntaub ntawv tseem ceeb ntawm hydroxypropyl methyl cellulose (HPMC) muaj xws li paj rwb refined, chloromethane, thiab epichlorohydrin. Lwm cov ntaub ntawv raw muaj xws li caustic soda, acid, toluene, isopropanol, thiab lwm yam.
Tus nqi ntawm HPMC siv nyob rau hauv cov ntaub ntawv siv tau sib txawv nyob ntawm qhov chaw huab cua, qhov kub thiab txias, cov calcium tshauv hauv zos zoo, cov mis ntawm cov hmoov putty, thiab "zoo xav tau los ntawm cov neeg siv khoom". Feem ntau hais lus, nws yog nruab nrab ntawm 4 kilograms thiab 5 kilograms. Piv txwv li, putty hmoov nyob rau hauv Beijing feem ntau hnyav 5 kilograms; Cov neeg feem coob hauv Guizhou hnyav 5 kilograms nyob rau lub caij ntuj sov thiab 4.5 kilograms nyob rau lub caij ntuj no; Tus nqi tso tawm hauv Yunnan yog me me, feem ntau yog li ntawm 3 kilograms mus rau 4 kilograms, thiab lwm yam.