Ndị na-emepụta ihe na ndị na-ebubata Chitosan na China

Chitosan

A na-emepụta chitosan nke ụlọ ọrụ mmepụta ihe site na mkpofu oporo na mkpofu nshịkọ dị n'ụsọ oké osimiri. A naghị agbaze ya na mmiri, a naghị agbaze ya na acid a gwakọtara agwakọta.

Enwere ike kewaa chitosan nke ọkwa ụlọ ọrụ n'ime: ọkwa ụlọ ọrụ dị elu na ọkwa ụlọ ọrụ n'ozuzu. Ụdị ngwaahịa dị iche iche nke ọkwa ụlọ ọrụ ga-enwe nnukwu ọdịiche n'ịdị mma na ọnụahịa.

Ụlọ ọrụ anyị nwekwara ike imepụta ihe ngosi nkewa dịka ojiji dị iche iche si dị. Ndị ọrụ nwere ike ịhọrọ ngwaahịa n'onwe ha, ma ọ bụ kwado ngwaahịa ụlọ ọrụ anyị iji hụ na ngwaahịa ndị ahụ ruru ihe a tụrụ anya ya.

Inweta ihe nlele n'efu

Nkọwa Ngwaahịa

Akara Ngwaahịa

Nyocha Ndị Ahịa

Ọdịdị Chitosan

Aha kemịkalụ: β-(1→4)-2-amino-2-deoxy-D-glucose

Usoro Glycan: (C6H11NO4)n

Ibu arọ nke chitosan: Chitosan bụ ngwaahịa dị arọ nke molekul, ibu arọ nke unit ahụ bụkwa 161.2

Koodu CAS nke Chitosan: 9012-76-4

Nkọwapụta

Nkọwapụta	Ọkọlọtọ
Deacetylation Degree	≥75%	≥85%	≥90%
Uru PH (1%.25°)	7.0-8.5	7.0-8.0	7.0-8.5
Mmiri mmiri	≤10.0%	≤10.0%	≤10.0%
ntụ	≤0.5%	≤1.5%	≤1.0%
Viscositi (1%AC,1%Chitosan, 20℃)	≥800 mpa·s	>30 mp·s	10~200 mpa·s
Ígwè dị arọ	≤10 ppm	≤10 ppm	≤0.001%
Arsenic	≤0.5 ppm	≤0.5 ppm	≤1 ppm
Nha nha nha	Ngwakọta 80	Ngwakọta 80	Ngwakọta 80
Njupụta buru ibu	≥0.3g/ml	≥0.3g/ml	≥0.3g/ml
Mkpokọta ọnụọgụ nje bacteria Aerobic	≤2000cfu/g	≤2000cfu/g	≤1000cfu/g
E-Coli	Ihe na-adịghị mma	Ihe na-adịghị mma	Ihe na-adịghị mma
Salmonella	Ihe na-adịghị mma	Ihe na-adịghị mma	Ihe na-adịghị mma

Ubi Ngwa

1. Ọgwụgwọ nsị mmiri: Chitosan nwere ike ịgwọ ihe ndị a kpọchiri akpọchi n'ime nsị mmiri, tinye ụfọdụ ion ígwè dị arọ, wdg., belata BOD na COD nke nsị mmiri, a pụkwara iji chitosan mee ihe na ọgwụgwọ mmiri dị n'elu.

2. Enyemaka Mmanụ Ala: Dịka njirimara nke ihe onwunwe macromolecule nke chitosan na amino positive charge si dị, enwere ike iji chitosan mee ihe n'ọhịa nke mmegbu mmanụ ala na ndị enyemaka mmegbu gas shale.

3. Ime akwụkwọ: Enwere ike iji ụdị chitosan pụrụ iche mee ihe dịka ihe nhazi nha, ihe na-eme ka ihe sie ike, ihe na-enyere aka ijide ihe, wdg. n'ime akwụkwọ iji mee ka ike akwụkwọ dịkwuo elu ma weghachite pulp furu efu.

4. Ọrụ Ugbo: Enwere ike iji Chitosan mee ihe n'imi mkpụrụ, ihe mkpuchi, fatịlaịza ịgba akwụkwọ, ihe na-eme ka bacteriostatic dị, ihe na-eme ka ala dị nro, ihe mgbakwunye nri, ihe nchekwa mkpụrụ osisi na akwụkwọ nri, wdg.

5. A na-ejikwa Chitosan eme ihe n'ọtụtụ ebe n'ọhịa ndị ọzọ.