Formic acid
Thaum Lub Ob Hlis, kev lag luam hauv tsev formic acid nyob rau hauv qhov xwm txheej me ntsis.
Lub Peb Hlis tab tom yuav ntsib lub caij nyoog siab tshaj plaws rau kev yuav khoom ntawm formic acid, thiab tus nqi ntawm formic acid yuav hloov pauv zoo heev.yog vim li cas:
1. Tus nqi ntawm cov khoom tseem ceeb rau formic acid tau nce, thiab tus nqi txhawb tau nce;
2. Lub Hoobkas hauv tsev npaj yuav tsum tso tseg kev tsim khoom rau kev saib xyuas, kev tsim khoom yuav tsum tsawg dua 50% ntawm cov khoom qub, thiab cov khoom muag tsis txaus.
Glacial acetic acid
Tam sim no, tus nqi ntawm acetic acid maj mam nce mus rau tus nqi kab, thiab kev lag luam tus nqi ntawm glacial acetic acid yuav tsum tau qis dua.
Kuv vam tias koj yuav npaj koj cov kev yuav khoom tsim nyog raws li kev lag luam thiab koj tus kheej xav tau kev yuav khoom.
Post lub sij hawm: Mar-07-2022