D-(+)-Glucono-1,5-lactone CAS 90-80-2
Gluconolactone bụ ester nke akpọnwụwo n'etiti otu carboxyl nke gluconic acid na otu intramolecular hydroxyl, na ester nke na-ekpochapụ n'etiti ìgwè hydroxyl na nke ise (δ) carbon atom, nke a na-akpọ gluconol-delt-lactone; A na-akpọ ester carbon atom nke nwere hydroxyl Group nke anọ (glucono-gamma-lactone). A kristal. Ọ nwere ụtọ dị iche karịa gluconic acid.
Item | GB7657-87 |
Gluconolactone ọdịnaya | ≥99% |
Arsenic (As) ọdịnaya | ≤0.0003% |
Ọdịnaya igwe dị arọ (Pb). | ≤0.002% |
Ọdịnaya ndu (Pb). | ≤0.001% |
Mbelata ọdịnaya ihe (D-glucose). | ≤0.5% |
Sulfate (SO42-) ọdịnaya | ≤0.03% |
Calcium (Ca2+) ọdịnaya | ≤0.03% |
Chloride (CT) ọdịnaya | ≤0.03% |
1983 FAD kwadoro dị ka ihe mgbakwunye nri anaghị egbu egbu. Ejiri ya dị ka ihe mgbakwunye nri dị ka onye na-ahụ maka utoojoo, nke a na-eji na ihe ọṅụṅụ, ihe ọṅụṅụ na jelii; Dị ka a coagulant, gluconolactone bụ nri coagulant kwere ka a ga-eji na China GB2760-1996 iwu, maka soybean protein, mmiri ara ehi protein, dị ka a tofu coagulant, tinye 0.25% na 0.3% na soy mmiri ara ehi, ma e jiri ya tụnyere calcium sulfate, n'ihi na ezigbo mmiri solubility nke ngwaahịa a, mgbe mgbe, nwere ike ime ka calcium na-eme ka mmiri ara ehi na-eme ka mmiri ara ehi na-eme ka mmiri ara ehi na-eme ka ọ ghara ịdị na-eme ka mmiri ara ehi na-eme ka mmiri ara ehi na-edozi ahụ. sulfate; Ejiri ya dị ka ihe na-eko achịcha, ma e jiri ya tụnyere acid ndị ọzọ, ọ dịghị mfe imeghachi omume na obere okpomọkụ, mgbe kpochara n'ime gluconic acid, wee meghachi omume na sodium bicarbonate iji mepụta carbon dioxide, ụfụfụ edo, mma, enwere ike iji biscuits, achịcha na ihe ndị ọzọ na-eko achịcha, karịsịa maka achịcha; A na-eji ya dị ka onye na-ahụ maka chelating iji chịkwaa uru pH nke ngwaahịa mmiri ara ehi, ma nwee ike igbochi mmepụta nkume mmiri ara ehi, gbochie mmepụta nke nkume biya; A pụkwara iji ya mee ihe dị ka ihe mgbakwunye ntanye eze iji nyere aka wepụ tartar, n'ihi na ngwaahịa a nwere ike imeghachi omume na nha eze; Enwere ike iji ya dị ka onye na-emepụta foto foto, onye na-eme ka ọ dị jụụ na ihe na-akpali akpali maka vitamin na nkà mmụta ọgwụ na ihe ịchọ mma; Ihe mgbakwunye ákwà gluu; Ihe mgbakwunye na ncha; Onye na-ehicha karama; Metal elu ihicha gị n'ụlọnga tupu electroplating.
25kg / akpa

D-(+)-Glucono-1,5-lactone CAS 90-80-2

D-(+)-Glucono-1,5-lactone CAS 90-80-2