Kev paub

Cov tshuaj hedione (cas 24851-98-7}) siv rau?

Methyl Dihydriajasconate (Hedione CAS 24851-98-7) siv rau?

Dab tsi yog glacial acetic acid (gaa cas 64-19-7}) thiab yuav ua li cas yuav nws

Puas yog acetic acid kua (cas 64-19-7}}) siv hauv cov khoom noj?

Dab tsi yog qhov sib txawv ntawm cov acetic acid thiab glacial acetic acid?

Dab tsi yog formic acid (CAS 64-18-6)? Qhov twg yuav yuav formic acid tshuaj?

Dab tsi yog lub ntsiab siv rau caprolactam (EPSILON caprolactam)?

Dab tsi yog cov tshwm sim ntawm Styrene Monomer?

Dab tsi yog qhov kawg siv ntawm Styrene Monomer (SM CAS 100-42-5)?

Dab tsi yog styrene (cas 100-42-5) Thiab yuav ua li cas yuav STyrene monomer?

Dab tsi yog sodium saccharin (CAS 128-44-9}) siv rau?

Nthuav dav polystyrene (eps)|Tus tsim khoom ntawm EPS hauv Suav teb