0102030405
CAS 77-92-9 Citric acid dị elu maka mgbakwunye nri
Njirimara
•Uzuoku Nrụgide:5.73E-05mmHg na 25°C
• Ebe Na-agbaze:153-159 Celsius C (ọkụ)
• Ebe esi mmiri: 309.567 °C na 760 mmHg
• Ntụgharị ntụgharị: 1.493 ~ 1.509
•Ebe mgbari:155.243 Celsius C
•PSA:132.13000
•PKA:3.14 (na 20 ℃)
• Ọdịdị:White crystalline ntụ ntụ
• Njupụta:1.762 g/cm3
• Msọpụrụ mmiri:750 g/L (20ºC)
• Okpomọkụ nchekwa:Ụlọ ahịa na RT.
• LogP:-1.24850
•Kpọmkwem Mas:192.02700259
Nkọwapụta
Ihe na-anwale | Citric acid na-eme ngwa ngwa | Citric acid monohydrate | |
| Ọdịnaya STPP /% | ≥85 | 96.8 | |
| P2O5 ọdịnaya /% | 56.0-58.0 | 57.8 | |
| Mmiri anaghị agbaze /% | ≤0.1 | 0.01 | |
| PH (1%) | 9.5-10 | 9.8 | |
| Ọcha /% | ≥85 | 94 | |
| Fluoride (F) /% | ≤0.005 | 0,0006 | |
| Arsenic (AS)/% | ≤0.0003 | ≤0.00007 | |
| Ọla dị arọ (Pb)/% | ≤0.0010 | ≤0.0003 | |
| Njupụta njupụta (g/cm3) | 0.35-0.9 | 0.75 | |
Eji ngwaahịa
N'ihe gbasara mgbakwunye nri, a na-ejikarị ya na ihe ọṅụṅụ na-enye ume ọhụrụ na ngwaahịa ndị a chịkọtara dị ka ihe ọṅụṅụ carbonated, ihe ọṅụṅụ ihe ọṅụṅụ mkpụrụ osisi, na ihe ọṅụṅụ lactic acid. Ọchịchọ ya bụ mgbanwe na ihu igwe nke oge. Citric acid bụ ihe dị ka 2/3 nke ngụkọta oriri nke ndị na-ahụ maka utoojoo.
1. Ịgbakwunye citric acid na mkpụrụ osisi mkpọ nwere ike ịnọgide na-enwe ma ọ bụ melite ekpomeekpo nke mkpụrụ osisi ahụ, mee ka acidity dịkwuo elu (belata pH uru) nke ụfọdụ mkpụrụ osisi nwere obere acidity mgbe a na-echekwa ya n'ime ite, na-ebelata okpomọkụ nke microorganisms na igbochi uto ha, na gbochie obere acidity. Mgbasa nje na mmebi na-emekarị na mkpụrụ osisi mkpọ.
2. Ịgbakwunye citric acid na swiiti dị ka onye na-ahụ maka utoojoo dị mfe iji kwekọọ na uto mkpụrụ osisi. Iji citric acid na nri gel dị ka jam na jelii nwere ike belata ụgwọ ọjọọ nke pectin n'ụzọ dị irè, nke mere na njikọ hydrogen n'etiti ụmụ irighiri pectin nwere ike gelled.
3. Mgbe ị na-edozi akwụkwọ nri mkpọ, ụfọdụ akwụkwọ nri bụ alkaline, na iji citric acid dị ka onye na-achịkwa pH nwere ike ọ bụghị nanị na-arụ ọrụ nhazi, kamakwa ịnọgide na-enwe àgwà ya.
4. Citric acid nwere njirimara nke chelation na pH mgbanwe, nke mere na ọ nwere ike ime ka arụmọrụ nke antioxidant dịkwuo elu, na-egbochi ọrụ enzyme na ogologo ndụ ndụ nke nri na nhazi nri ngwa ngwa.
Ngwugwu na Nchekwa
ngwugwu:juru n'ọnụ na mmiri na-adịghị mmiri plastic akpa akpa, 25kg kwa akpa ma ọ bụ dị ka gị chọrọ.
Nkwupụta: Chemical mejupụtara na nha nwere ike imeziwanye ihe ndị ahịa chọrọ
Nchekwa:
Kewapụrụ na oxidants siri ike, ntọala siri ike, nitrates metal na ọla. Dry.Crystalline citric acid, anhydrous, nwere ike ịchekwa n'ụdị akọrọ n'enweghị ihe isi ike, ọ bụ ezie na ọnọdụ nke iru mmiri dị elu na okpomọkụ dị elu kwesịrị izere iji gbochie caking. Nchekwa kwesịrị ịdị n'ime akpa siri ike iji gbochie ikpughe ikuku mmiri. Ọtụtụ granulations bụ azụmahịa dị na ibu urughuru nha na-enwe obere ọchịchọ n'ebe caking.
Nchedo nchekwa
Akpachara anya maka njikwa adịghị mma
Ọ BỤGHỊ ọkụ mepere emepe. Usoro mechiri emechi, ngwa eletrik na-agbawa uzuzu na ọkụ. Gbochie ntinye nke uzuzu. Ijikwa na ebe ikuku na-ekuku nke ọma. Yiri uwe nchebe kwesịrị ekwesị. Zere kọntaktị na akpụkpọ ahụ na anya. Zere imepụta uzuzu na ikuku ikuku. Jiri ngwa ndị na-adịghị ekpo ọkụ. Gbochie ọkụ na-akpata site na uzuoku mwepu electrostatic.