Calcium acetate (62-54-4).
Nkọwa ngwaahịa
Calcium acetate bụ nnu calcium nke acetic acid. Ọ nwere usoro Ca (C2H3OO)2. Aha ọkọlọtọ ya bụ calcium acetate, ebe calcium ethanoate bụ aha IUPAC na-ahazi. Aha ochie bụ acetate nke lime. Ụdị anhydrous dị nnọọ hygroscopic; ya mere monohydrate (Ca(CH3COO)2•H2O bụ ụdị nkịtị.
Ọ bụrụ na a na-agbakwunye mmanya na-aba n'anya na ngwọta nke calcium acetate zuru oke, ụdị nke semisolid, nke na-enwu ọkụ nke dị ka ngwaahịa "ọkụ mkpọ" dị ka Sterno. Ndị nkụzi Chemistry na-akwadebekarị "California Snowballs", ngwakọta nke ngwọta calcium acetate na ethanol. Gel na-esi na ya pụta na-acha ọcha na agba, enwere ike ịmepụta ya ka ọ dị ka snowball.
Nkọwapụta
ITEM | Ọkọlọtọ |
Ọdịdị | White ntụ ntụ ma ọ bụ granular |
Nnwale (na a mịrị amị) | 99.0-100.5% |
pH (Ngwọta 10%) | 6.0-9.0 |
Ọnwụ na ihicha (155 ℃, 4h) | = <11.0% |
Ihe na-adịghị edozi mmiri | = <0.3% |
Formic acid, formates na ihe ndị ọzọ oxidizable (dị ka formic acid) | = <0.1% |
Arsenic (dị ka) | = <3 mg/kg |
Ndu (Pb) | = <5 mg/kg |
Mercury (Hg) | = <1 mg/kg |
Ọla dị arọ | = <10 mg/kg |
Chlorides (Cl) | = <0.05% |
Sulfate (SO4) | = <0.06% |
Nitrate (NO3) | Gafere ule |
Adịghị ọcha na-agbanwe agbanwe | Gafere ule |