L-Phenylalanine CAS 63-91-2
L-Phenylalanine yog dawb crystalline hmoov, tsis muaj ntxhiab, nrog ib tug tshwj xeeb qab zib saj.Lub melting point yog 297 ° C, yooj yim soluble nyob rau hauv dej.
| Yam khoom | STANDARD | TSEEM CEEB |
| Qhov tshwm sim | Dawb crystalline hmoov los yog crystalline hmoov | Ua raws |
| Kev txheeb xyuas | Concordant nrog cov ntaub ntawv spectrum | Ua raws |
| Specification Hloov | -32.7° ~ 34.7° | -33.7 ° |
| PH | 5.4 ~ 6.0 | 5.73 ib |
| Poob ntawm ziab,% | ≤0.3 | 0.11 |
| Residue ntawm ignition,% | ≤0.4 | 0.05 Nws |
| Chloride (As Cl),% | ≤ 0.05 | 0.05 |
| sulfate,% | ≤ 0.03 | 0.03 |
| Cov hlau hnyav, ppm | ≤ 15 | 15 |
| Arsenic, ppm | ≤1 | ＜1 |
| Pwm, ppm | ≤ 3 | ＜3 |
| Mercury, ppm | ≤0.1 | 0.1 |
| Cadmium, ppm | ≤1 | ＜1 |
| Tag nrho cov nroj tsuag suav | ≤1000cfu / g | ± 1000cfu/g |
| Poov & pwm | ≤100cfu / g | ± 100cfu/g |
| E. Coli | Tsis zoo | Ua raws |
| Salmonella | Tsis zoo | Ua raws |
| Mesh | 80 mesh | ≥80% |
| Kev ntsuas,% | 98.5-101.5 Nws | 99.62 ib |
Hauv cov khoom noj thiab dej haus, nws yog siv los ua preservative thiab tsw seasoning.
Pob ntawv:25kg / nruas lossis raws li cov neeg siv khoom xav tau.
L-Phenylalanine CAS 63-91-2
L-Phenylalanine CAS 63-91-2
L-beta-Phenylalanine 99%;(S)-(-)-PHENYLALANINE rau SYNTHESIS; L-Alanine, phenyl-; L-AminobenzenepropanoicAcid; L-Antibiotic; l-beta-phenyl-alpha-alanin; L-Phenylalanin; α-Amino-β-phenyl-propionsαure
Sau koj cov lus ntawm no thiab xa tuaj rau peb
