Anyị agaghị agbalịsi ike inye gị ọrụ dị mma nye ihe fọrọ nke nta ka ọ bụrụ onye ahịa ọ bụla, kamakwa anyị dị njikere ịnara aro ọ bụla nke ndị na-azụ ahịa anyị nyere maka Newly Arrival China Ree CAS 79-09-4 Propionic Acid na Ọnụahịa Ụlọ Ọrụ, Ebumnuche anyị bụ inyere ndị ahịa aka ịghọta ebumnuche ha. Anyị na-eme ezigbo mgbalị iji mezuo ọnọdụ mmeri a ma na-anabata gị nke ọma ka ị denye aha maka anyị!
Anyị agaghị agbalịsi ike inye gị ọrụ dị mma nye ihe fọrọ nke nta ka ọ bụrụ onye ahịa ọ bụla, kamakwa anyị dị njikere ịnara aro ọ bụla nke ndị na-azụ ahịa anyị nyere. Ruo ugbu a, ebupụla ngwa ahịa anyị na ọwụwa anyanwụ Yuropu, Middle East, Southeast, Africa na South America wdg. Anyị nwere afọ 13 ọkachamara na ire na nzụta akụkụ Isuzu n'ụlọ na mba ofesi, anyị nwekwara ike iji sistemụ nyocha akụkụ Isuzu eletrọnịkị eme ihe ọgbara ọhụrụ. Anyị na-asọpụrụ isi ihe anyị bụ Eziokwu n'azụmahịa, ihe kacha mkpa n'ọrụ anyị, anyị ga-emekwa ike anyị niile iji nye ndị ahịa anyị ngwaahịa dị elu na ọrụ dị mma.
3. Mwepụ
Tụnye 5.0 g nke ihe nlele ahụ n'ime beaker 100 ml.
Tinye mmiri 20 mL na 0.5 mL nke 1.0 mol/L phosphoric acid solution.
Mee mmịpụta ultrasonic maka nkeji 10.
Gbanwee pH ka ọ bụrụ ihe dịka 3.0 site na iji 1.0 mol/L phosphoric acid solution.
Tinye ngwakọta ahụ n'ime karama volumetric 50 mL, gwakọta ya na mmiri ruo mgbe ọ ga-eru, ma gwakọta ya nke ọma.
Bufee ihe nlele ahụ dum na tube centrifuge plastik nke 50 mL, hapụ ya ka ọ nọrọ ruo nkeji ise, wee centrifuge na 8000 rpm maka nkeji ise.
Were 5 mL nke ihe mkpuchi ahụ maka ịsacha ahụ.
4. Nchacha – ProElut PLS 500 mg/6 mL (Cat.# 68005)
a. Nhazi: Tinye methanol 5 mL na mmiri 5 mL n'usoro.
b. Ibu: Tinye ihe fọdụrụ ka e wee sachaa ya ma tụfuo ihe na-esi na ya apụta.
c. Ịsa: Tinye 5 mL nke 10% mmiri methanol mmiri wee tụfuo ihe na-esi na ya apụta.
d. Mbelata: Tinye 5 mL nke 40% mmiri methanol, chịkọta eluate ahụ, wee gwakọta ya nke ọma maka nyocha HPLC.