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L-Isoleucine

品牌
Millipore
CAS
73-32-5
货号
1.05362
规格纯度
for biochemistry
价格
567.28 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
73-32-5
L-Isoleucine
iso-Leucine, Ile
产品介绍:

产品说明

分析说明

Assay (perchloric acid titration, calculated on dried substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white, crystalline powder or flakes
Appearance of solution (1 mol/l, hydrochloric acid 1 mol/l): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +36.2 to +37.2
UV-Absorption (260 nm, 1 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
UV-Absorption (280 nm, 1 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
NH₄ (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.5 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (105 °C; 3 h): ≤ 0.3 %

基本信息

经验(实验)分子式C6H13NO2
分子量131.17
MDL编号MFCD00064222
EC索引号200-798-2

产品性质

质量水平100
形式solid
pH值(酸碱度)5.5-6.5 (20 ℃, 40 g/L in H2O)
mp279-280 ℃ (decomposition)
溶解性 40 g/L
堆积密度470 kg/m3
储存温度2-30℃
InChI1S/C6H13NO2/c1-3-4(2)5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t4-,5-/m0/s1
InChI keyAGPKZVBTJJNPAG-WHFBIAKZSA-N

安全信息

储存分类代码13 - Non Combustible Solids
WGKWGK 1
闪点(F)Not applicable
闪点(C)Not applicable

Sigma-Aldrich

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