Kev paub
-
08
Aug
Cov lus piav qhia ntxaws txog kev siv cov poov tshuaj acetate!Cov lus piav qhia ntxaws txog kev siv cov poov tshuaj acetate!
Ntau -
07
Aug
Dab tsi yog cov khoom siv dav siv ntawm potassium hydrogen phosphate?Dab tsi yog cov khoom siv dav siv ntawm potassium hydrogen phosphate?
Ntau -
06
Aug
Dab tsi yog txoj hauv kev tsim cov poov tshuaj hydrogen phosphate?Sib tov cov khoom caustic potassium rau hauv 30 feem pua aqueous tov, qhia meej thiab lim kom tshem tawm cov impurities, ntsuas, thiab ntxiv rau cov tshuaj tiv thaiv corrosion.
Ntau -
05
Aug
Kev Taw Qhia Txog Lub Cev Khoom Ntawm Khoom Noj Qib Potassium AcetateKev Taw Qhia Txog Lub Cev Khoom Ntawm Khoom Noj Qib Potassium Acetate
Ntau -
04
Aug
Cov zaub mov qib potassium acetate tsim thiab khaws cia li cas?Cov zaub mov qib potassium acetate tsim thiab khaws cia li cas?
Ntau -
03
Aug
Koj puas paub kev siv cov zaub mov qib potassium acetate?Koj puas paub kev siv cov zaub mov qib potassium acetate?
Ntau -
02
Aug
Isododecane puas tsim kev puas tsuaj rau tib neeg lub cevIsododecane puas tsim kev puas tsuaj rau tib neeg lub cev
Ntau -
31
Jul
Cov tshuaj lom thiab kev nyab xeeb ntawm tetrahydrofurfuryl cawvFlammable thiab khaus heev. Nws muaj zog irritating nyhuv ntawm lub qhov muag, nrog rau irritating teebmeem ntawm daim tawv nqaij thiab mucous daim nyias nyias.
Ntau -
30
Jul
Dab tsi yog kev siv tetrahydrofurfuryl cawvSiv los ua cov kuab tshuaj rau cov rog, waxes, resins, dyes, cellulose acetate, nitrocellulose, ethyl cellulose, thiab lwm yam.
Ntau -
29
Jul
Cov lus qhia luv luv rau tetrahydrofurfuryl cawvTetrahydrofurfuryl cawv, tseem hu ua tetrahydrofuran methanol, tetrahydro-2-furan methanol. Tsis muaj xim pob tshab kua nrog ib qho tsw me ntsis.
Ntau -
28
Jul
Methyl Dihydrojasmonate yog dab tsiMethyl dihydrojasmonate, hedione. Nws yog xim tsis muaj xim lossis lub teeb daj pob tshab kua. Methyl dihydrojasmonate yog cov tshuaj tsw qab uas nrov tshaj plaws thiab nyiam cov tshuaj tsw qab.
Ntau
