选择尺寸
关于此项目
产品名称
L -精氨酸 单盐酸盐, BioUltra, ≥99.5% (AT)
product line
BioUltra
assay
≥99.5% (AT)
form
powder or crystals
optical activity
[α]20/D +22.0±0.5°, c = 5% in 5 M HCl
technique(s)
ligand binding assay: suitable
impurities
insoluble matter, passes filter test, ≤0.3% foreign amino acids
ign. residue
≤0.05%
loss
≤0.05% loss on drying, 20 °C (HV)
color
colorless or white
pH
5.5-7.0 (25 °C, 1 M in H2O)
mp
220-230 °C
solubility
H2O: 1 M at 20 °C, clear, colorless
density
1.42 g/cm3 at 20 °C
anion traces
sulfate (SO42-): ≤50 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, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: ≤0.2, λ: 280 nm Amax: ≤0.1
Quality Level
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Application
Biochem/physiol Actions
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
non-adrenergic, non-cholinergic relaxation of the mouse
anococcygeus muscle
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