I-Sodium Acetate Anhydrous
Izici ze-Physicochemical:
1. I-monoclinic engenambala kanye ne-transparent monoclinic crystal prismatic or white crystalline powder, iphunga elingenaphunga noma elincane likaviniga, elibaba kancane, isimo sezulu esilula emoyeni owomile noswakeme.
2. Amanzi ancibilikayo (46.5g/100mL, 20℃, pH ka-0.1mol/L isixazululo samanzi ngu-8.87), i-acetone, njll., ancibilika ku-ethanol, kodwa engancibiliki ku-ether.
3.Indawo encibilikayo (℃): 324
Storge
1. Gcina endaweni evalekile futhi eyomile.
2. Ipakishwe ngepulasitiki elayishiwe, isikhwama esilukiwe noma isikhwama sesibhamu njengejazi langaphandle.I-acetate ye-sodium i-deliquescent, ngakho-ke kufanele ivikelwe kumswakama ngesikhathi sokugcinwa nokuhamba.Kwenqatshelwe ngokuphelele ukuthintana negesi ebolayo, kuvimbele ukuchayeka elangeni nasemvuleni, nokuyihambisa ngekhava yemvula.
Sebenzisa
1. Ukunqunywa komthofu, i-zinc, i-aluminium, insimbi, i-cobalt, i-antimony, i-nickel ne-tin.I-stabilizer eyinkimbinkimbi.Isiza, i-buffer, i-desiccant, i-mordant ye-acetylation.
2. Isetshenziselwa ukunquma umthofu, i-zinc, i-aluminium, insimbi, i-cobalt, i-antimony, i-nickel, ne-tin.Isetshenziswa njenge-esterification ejenti ekuhlanganiseni kwe-organic kanye nezici eziningi ezifana nezidakamizwa zezithombe, imithi, ukuphrinta nokudaya ama- mordants, ama-buffers, ama-chemical reagents, izilondolozi zenyama, i-pigment, ukushuka, njll.
3. Isetshenziswa njenge-buffer, i-ejenti yesinongo, i-ejenti yokunambitheka kanye nesilawuli se-pH.Njengesigcinalwazi se-ejenti yokunambitheka, u-0.1% -0.3% ungasetshenziswa ukudambisa iphunga elibi futhi uvimbele ukuguquguquka kombala ukuze kuthuthukiswe ukunambitheka.Inomphumela othile wokulwa nesikhunta, njengokusebenzisa u-0.1% -0.3% emikhiqizweni ye-surimi nesinkwa.Ingasetshenziswa futhi njenge-ejenti emuncu ye-sauce yesinongo, i-sauerkraut, imayonnaise, ikhekhe lenhlanzi, isobho, isinkwa, ikhekhe elinamathelayo, njll. Kuhlanganiswe ne-methyl cellulose, i-phosphate, njll, esetshenziselwa ukuthuthukisa ukulondolozwa kwamasoseji, isinkwa, okunamathelayo. amakhekhe, njll.
4. Isetshenziswa njengesivimbeli esishisayo ekuphekeni kwerabha ye-chloroprene elawulwa yi-sulfur.Umthamo ngokuvamile uyingxenye ye-0.5 ngesisindo.Ingasetshenziswa futhi njenge-agent exhumanisa iglue yezilwane.
5. Lo mkhiqizo ungasetshenziswa ukwengeza i-alkaline electroplating tin, kodwa awunawo umphumela osobala enqubweni yokugcoba kanye ne-electroplating, futhi akuyona isithako esidingekayo.I-sodium acetate ivame ukusetshenziswa njengesivimbeli, njenge-acid zinc plating, i-alkaline tin plating kanye ne-electroless nickel plating.
Ukucaciswa kwekhwalithi
INTO | Ibanga lezemithi | Ibanga lokudla | Ibanga lezimboni | EYurophu | Ibanga le-reagent |
Okuqukethwe % | 99.0-101.0 | 99.0-101.0 | 99.0-101.0 | 99.0-101.0 | 99.0-101.0 |
Ukubukeka | Imhlophe, ayinaphunga, kulula ukuncibilika, i-crystalline powder | ||||
20℃ kuya ku-5% pH | 7.5-9.0 | 7.5-9.0 | 7.5-9.0 | 8.0-9.5 | 7.5-9.0 |
Amanzi angancibiliki%≦ | 0.05 | 0.05 | 0.05 | 0.01 | |
Izinsimbi ezisindayo (pb)%≦ | 0.001 | 0.001 | 0.001 | 0.001 | |
I-Chloride (Cl)%≦ | 0.035 | 0.1 | 0.002 | ||
I-Phosphate (PO4)%≦ | 0.001 | 0.001 | |||
i-sulfate (SO4)%≦ | 0.005 | 0.05 | 0.003 | ||
I-ayoni (Fe)%≦ | 0.01 | 0.001 | |||
Umswakama (ukulahlekelwa ekomisweni 120℃, 240min)%≦ | 1 | 1 | 1 | 2 | 1 |
I-alkali yamahhala (njenge-Na2CH3)%≦ | 0.2 | ||||
I-Potassium compounds | Kuphumelele ukuhlolwa | ||||
I-Arsenic (Njengo)%≦ | 0.0003 | 0.0003 | |||
I-Calcium (Ca)%≦ | Kuphumelele ukuhlolwa | 0.005 | |||
I-Magnesium (Mg)%≦ | Kuphumelele ukuhlolwa | Kuphumelele ukuhlolwa | 0.002 | ||
HG %≦ | Kuphumelele ukuhlolwa | 0.0001 | |||
ukuhola (Pb)%≦ | 0.0005 | ||||
Ukunciphisa izinto (kubalwa njenge-formic acid)%≦ | 0.1 | ||||
Ama-volatiles we-organic | Kuphumelele ukuhlolwa |