D-(+)-Glucono-1,5-lactone CAS 90-80-2
D-(+)-Glucono-1,5-lactone CAS 90-80-2 bụ ihe mejupụtara ọtụtụ ọrụ nke a na-ejikarị eme ihe n'ihe gbasara nri, ọgwụ na ngalaba ndị ọzọ. A na-ahụ Glucono Delta Lactone n'ihe niile site na tofu dị nro anyị na-eri kwa ụbọchị ruo na ihe ndị na-enye ọgwụ. Ọ bụ "ihe na-enye ọrụ dị mfe" dị mkpa n'ihe gbasara mmepụta ụlọ ọrụ mmepụta ihe.
Gluconolactone bụ ester nke mmiri mmiri na-agba n'etiti otu carboxyl nke gluconic acid na otu intramolecular hydroxyl, na ester nke mmiri mmiri na-agba n'etiti otu hydroxyl na atọm carbon nke ise (δ), nke a na-akpọ gluconol-delt-lactone; Ester nke mmiri mmiri na otu hydroxyl na atọm carbon nke anọ (gamma-position) ka a na-akpọ glucono-gamma-lactone. Kristal. Ọ nwere ụtọ dị iche na acid gluconic.
| Item | GB7657-87 |
| Ọnụọgụ dị na Gluconolactone | ≥99% |
| Ọdịnaya Arsenic (As) | ≤0.0003% |
| Ọdịnaya nke ígwè dị arọ (Pb) | ≤0.002% |
| Ọdịnaya Lead (Pb) | ≤0.001% |
| Mbelata ọdịnaya nke ihe (D-glucose) | ≤0.5% |
| Ọdịnaya Sulfate (SO42-) | ≤0.03% |
| Ọdịnaya nke calcium (Ca2+) | ≤0.03% |
| Ọdịnaya kọlọrịd (CT) | ≤0.03% |
FAD kwadoro dịka ihe mgbakwunye nri na-anaghị egbu egbu nke afọ 1983. Ejiri ya dị ka ihe mgbakwunye nri dị ka ihe na-esi ísì ụtọ, nke a na-eji na ihe ọṅụṅụ, ihe ọṅụṅụ na jelii; Dịka ihe na-esi ísì ụtọ, gluconolactone bụ ihe na-esi ísì ụtọ nri nke a na-ekwe ka ejiri na iwu GB2760-1996 nke China, maka protein soybean, protein mmiri ara ehi, dị ka ihe na-esi ísì ụtọ tofu, na-agbakwunye 0.25% ruo 0.3% na mmiri ara ehi soy, ma e jiri ya tụnyere calcium sulfate, n'ihi ezigbo mmiri mmiri nke ngwaahịa a, ọ nwere ike ịgbasa n'otu aka ahụ na mmiri ara ehi soy, nke e ji tofu mee, nke a na-ejikarị calcium sulfate eme ihe; Ejiri ya dị ka ihe na-esi ísì ụtọ, ma e jiri ya tụnyere asịd ndị ọzọ, ọ dịghị mfe imeghachi omume na obere okpomọkụ, mgbe a kpochara ya ọkụ na gluconic acid, wee meghachi omume na sodium bicarbonate iji mepụta afụfụ carbon dioxide, a na-eji ụfụfụ otu, dị mma, enwere ike iji ya dị ka bisikiiti, achịcha na ihe ndị ọzọ na-esi ísì ụtọ, karịsịa maka achịcha; Ejiri ya dị ka ihe na-esi ísì ụtọ iji chịkwaa uru pH nke ngwaahịa mmiri ara ehi, ma nwee ike igbochi mmepụta nkume mmiri ara ehi, gbochie mmepụta nkume biya; Enwere ike iji ya dị ka ihe mgbakwunye ezé iji nyere aka wepụ tartar, n'ihi na ngwaahịa a nwere ike imeghachi omume na nhazi ezé; Enwere ike iji ya dị ka ihe na-emepụta foto, ihe na-eme ka ọ kwụsie ike na ihe na-akpali akpali maka vitamin na ọgwụ na ihe ịchọ mma; ihe mgbakwunye gluu ákwà; ihe mgbakwunye na ihe nhicha; ihe nhicha karama; ihe nhicha elu ígwè tupu e tinye ya na electroplating.
CAS 90-80-2 Gluconolactone Zụta, 25kg/akpa.
D-(+)-Glucono-1,5-lactone CAS 90-80-2
D-(+)-Glucono-1,5-lactone CAS 90-80-2
