merck millipore,默克密理博,101542,精胺酸

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Merck Millipore 默克密理愽

经验配方	CAS号
C₆H₁₄N₄O₂	74-79-3

描述
产品目录编号	101542
同义词	Arg

毒性学信息
LD 50口服	LD50 Rat > 5110 mg/kg

GHS安全信息
危害性图示
危害性声明	H319: 造成严重眼刺激。
注意事项声明	P305 + P351 + P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
提示语	警告
RTECS	CF1934200
储存类别	10 - 13 其它液体及固体
WGK	WGK 1 轻度的水危害
一次性	3 反应性相对较低的有机物必须被收集在第A类, 如果被卤化则在第B类, 如果为固体残留物则归在第C类.

安全信息
危害性符号	Irritant
危险种类	????
R相	R 36 Irritating to eyes.
S相	S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

规格
规格
Assay (perchloric acid titration, calculated on dried substance)	≥ 99.0 %
Identity (IR-spectrum)	passes test
Appearance	white to almost white, fine-grain powder or colorless crystals
Appearance of solution (0.5 mol/l, water)	clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)	+25.0 to +26.5
UV-Absorption (260 nm; 0.5 mol/l; 1 cm; water)	≤ 0.35
UV-Absorption (280 nm; 0.5 mol/l; 1 cm; water)	≤ 0.15
Chloride (Cl)	≤ 0.02 %
Sulphate (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	≤ 0.3 %
Other ninhydrine positive substances	≤ 0.1 %
Loss on drying (105 °C; 3 h)	≤ 0.5 %