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地址:北京市豐臺區(qū)馬連道
郵編:100073
聯(lián)系人:張小姐
電話:86-010-56674986
傳真:86-010-56674986
手機(jī):15301356305
留言:發(fā)送留言
個性化:www.wancbd.com
網(wǎng)址: www.wancbd.com
商鋪: http://www.weixunsd.com/st156469/
郵編:100073
聯(lián)系人:張小姐
電話:86-010-56674986
傳真:86-010-56674986
手機(jī):15301356305
留言:發(fā)送留言
個性化:www.wancbd.com
網(wǎng)址: www.wancbd.com
商鋪: http://www.weixunsd.com/st156469/
供求商機(jī)
53319-L-組氨酸-25g
【產(chǎn)品簡介】
Related CategoriesAllium cepa (Onion), Allium sativum (Garlic), Aloe Vera, Amino Acids, Amino acids,
【詳細(xì)說明】
L-組氨酸 53319-25G 國內(nèi)現(xiàn)貨
性質(zhì)
Related Categories | Allium cepa (Onion), Allium sativum (Garlic), Aloe Vera, Amino Acids, Amino acids, 更多... |
product line | BioUltra |
assay | ≥99.5% (NT) |
optical activity | [α]20/D −39±1°, c = 2% in H2O |
impurities | insoluble matter, passes filter test |
≤0.5% foreign amino acids | |
ign. residue | ≤0.1% (as SO4) |
loss | ≤0.5% loss on drying, 110 °C |
pH | 7.0-8.0 (25 °C, 0.1 M in H2O) |
mp | 282 °C (dec.)(lit.) |
~285 °C (dec.) | |
solubility | H2O: soluble0.1 M at 20 °C, clear, colorless |
anion traces | chloride (Cl-): ≤100 mg/kg |
sulfate (SO42-): ≤100 mg/kg | |
cation traces | Al: ≤5 mg/kg |
As: ≤0.1 mg/kg | |
Ba: ≤5 mg/kg | |
Bi: ≤5 mg/kg | |
Ca: ≤10 mg/kg | |
Cd: ≤5 mg/kg | |
Co: ≤5 mg/kg | |
Cr: ≤5 mg/kg | |
Cu: ≤5 mg/kg | |
Fe: ≤5 mg/kg | |
K: ≤50 mg/kg | |
Li: ≤5 mg/kg | |
Mg: ≤5 mg/kg | |
Mn: ≤5 mg/kg | |
Mo: ≤5 mg/kg | |
NH4+: ≤500 mg/kg | |
Na: ≤50 mg/kg | |
Ni: ≤5 mg/kg | |
Pb: ≤5 mg/kg | |
Sr: ≤5 mg/kg | |
Zn: ≤5 mg/kg | |
λ | 0.1 M in H2O |
UV absorption | λ: 260 nm Amax: 0.05 |
λ: 280 nm Amax: 0.05 | |
Gene Information | human ... CA1(759), CA2(760) |