52-90-4|L-Cysteine_ChemVia, Custom Chemical Service Platform

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Freight number	Package	Original price	Present price	Stock	describe
A00601-100g	100g	￥101.00	￥80.00	6	deliver goods within 1-2 days
A00601-25g	25g	￥48.00	￥48.00	10	deliver goods within 1-2 days
A00601-500g	500g	￥285.00	￥260.00	5	deliver goods within 1-2 days
A00601-2.5kg	2.5kg	￥285.00	￥900.00	5	deliver goods within 1-2 days

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Properties
Properties	【外观性状】无色至白色细柱状结晶或白色结晶性粉末，有轻微特殊气味和滋味(略酸)。具还原性，有抗氧和防止非酶性褐变作用。熔点175℃(分解)。溶于水，水溶液呈酸性，pH值在3%时为1.2，1%时为1.7，0.1%时为2.4。亦溶于乙醇、氨水和醋酸，不溶于乙醚、丙酮、苯、二硫化碳和氯仿。氨基酸之一，但属非必须氨基酸。【熔点】220 °C (dec.)(lit.)【比旋光度】8.75 º (c=12, 2N HCl)【FEMA 】3263【折射率】8.8 ° (C=8, 1mol/L HCl)【储存条件】Store at RT.【溶解度】H2O: 25 mg/mL【水溶解性】280 g/L (25 ºC)【敏感性】Air Sensitive【Merck 】14,2781【BRN 】1721408
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Update	20190106MSZ