Potassium Phosphate Monobasic CAS 7778-77-0 Ịdị Ọcha>99.5% (Titration) Ụlọ ọrụ Ọkwa Ọdịnaya nke Biology
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Aha Chemical | Potassium phosphate monobasic |
Ụdị okwu | MKP;potassium dihydrogen phosphate;Phosphate monopotassium |
Nọmba CAS | 7778-77-0 |
Nọmba CAT | RF-PI1662 |
Ọnọdụ Ahịa | N'ọkwa, Mpụta Ihe ruru Tọn |
Usoro ihe omimi | KH2PO4 |
Ibu molekụla | 136.09 |
Ụdị | Ruifu Chemical |
Ihe | Nkọwapụta |
Ọkwa | Ọkwa Nleba Molecular |
Ọdịdị | Crystal White ma ọ bụ ntụ ntụ kristal |
Ụzọ ịdị ọcha / nyocha | > 99.5% (Titration sitere na NaOH, na akpọnwụ akpọnwụ) |
Mmiri (nke Karl Fischer) | ≤0.20% |
Ọnwụ na ihicha | ≤0.20% |
Ihe na-adịghị edozi mmiri | ≤0.002% |
Ọla dị arọ (dị ka Pb) | <10ppm |
Arsenic (dị ka) | <3pm |
Ígwè (Fe) | <10ppm |
Ndu (Pb) | <5ppm |
Chloride (Cl) | <5ppm |
Sodium (Na) | <0.02% |
Ngụkọta Nitrogen | <0.001% |
Sulfate (SO4) | <0.003% |
Ọla kọpa (Cu) | <5ppm |
Fluorides (F) | <10mg/kg |
UV absorption / 210nm | ≤0.10 |
UV absorption / 220nm | ≤0.06 |
UV absorption / 230nm | ≤0.04 |
UV absorption / 300nm | ≤0.02 |
UV absorption / 500nm | ≤0.02 |
pH (50g/L,25) | pH nke Ngwọta Mmiri 4.2 ~ 4.8 |
Solubility | Dị ọcha, enweghị agba (H2O Soluble 0.1 g/ml na 25 ℃) |
Mgbakọta adịghị ọcha ọla | ≤200ppm |
DNAse, RNase, Protease | Achọpụtaghị |
Nnwale nzacha | Dabara na Standard |
Nnwale maka gradient RP | Dabara na Standard |
Mgbasa X-ray | Dabara na Ọdịdị |
Nlele ọkọlọtọ | Ụkpụrụ ụlọ ọrụ;FCC |
Ojiji | Nchekwa;Ihe mgbakwunye nri;Ndị n'etiti ọgwụ;wdg. |
ngwugwu: Kalama, Aluminom foil bag, 25kg / Cardboard Drum, ma ọ bụ dị ka ndị ahịa chọrọ.
Ọnọdụ Nchekwa:Na-echekwa n'ime akpa ndị a kpuchiri ekpuchi na ebe dị jụụ na nke kpọrọ nkụ;Chebe site na ìhè na mmiri mmiri.
Potassium Phosphate Monobasic (CAS: 7778-77-0), (1) Ọ bụ ụlọ nyocha ụlọ nyocha a na-ejikarị eme ihe bara uru n'ịmepụta ihe ngwọta maka ngwa dị ka: dialysis nha nha, chromatography mmiri mmiri dị elu (HPLC), na affinity capillary electrophoresis (ACE). ).(2) Na nchekwa maka mkpebi pH.(3) Dị ka nri nri mgbakwunye phosphorus;N'ime ụlọ ọrụ nri, a na-eji ya eme ihe maka imepụta ihe na-esi nri, maka ihe na-eko achịcha, ihe na-esi ísì ụtọ, ihe mgbakwunye gbaa ụka, ihe oriri na-edozi ahụ, nri yist.A na-ejikwa ya dị ka ihe nchekwa, onye na-ere ahịa chelating.(4) Enwere ike iji ya mee nri nri osikapa, ọka wit, owu, ndina n'ike, ụtaba, okpete, apụl na ihe ọkụkụ ndị ọzọ.(5) Dị ka fatịlaịza na-arụ ọrụ nke ọma, ọ dabara maka ụdị ala na ihe ọkụkụ niile.A pụkwara iji ya mee ihe dị ka onye na-ahụ maka omenala nje, onye na-eme ihe na-ekpo ọkụ maka njikọ nke ihe na akụrụngwa maka ịmepụta potassium metaphosphate.(6) Ejiri ya dị ka ihe mgbakwunye nri nri nri;Dị ka ihe na-emeziwanye mma, ọ na-enwe mmetụta nke imeziwanye ion metal mgbagwoju anya na uru pH, na-amụba ike ionic nke nri, ma si otú a na-eme ka adhesion na mmiri jide ikike nri.