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聯(lián)系我時,請告知來自 環(huán)保在線2,2′-聯(lián)氨-雙(3-乙基苯并噻唑啉-6-磺酸)二胺鹽
L-精氨酸鹽酸鹽
L-Arginine hydrochloride
Cas 號: 【1119-34-2】 M D L: MFCD00064550
L-精氨酸鹽酸鹽分子式: C6H14N4O2·HCl; HN=C(NH2)NH(CH2)3CH(NH2)COOH · HCl 分子量: 210.66
別 名: L-鹽酸蛋白氨基酸,L-鹽酸胍基戊氨酸,鹽酸精氨酸
(S)-(+)-Arginine hydrochloride
USP 98.5% 1Kg
EP, JP, USP 級,≥98.5% 500g
EP, JP, USP 級,≥98.5% 100g
98% 500g
98% 25g
98% 100g
性 狀: 無色或白色結(jié)晶。無氣味。溶于水,微溶于熱乙醇。水溶液呈酸性。218℃時熔結(jié),225℃時成固態(tài)。水中溶解度: 75.1 g/100g (20°C)。
熔點: 226 °C
[a]20/D: 22° (c=8,6N HCl)
質(zhì)量標(biāo)準:
外觀Appearance 白色結(jié)晶粉末或結(jié)晶
紅外光譜鑒別Infrared spectrometry 和對照品匹配
純度Purity >98.0%
干燥損失Loss on drying <0.2 % (105°C, 3 小時)
重金屬Heavy metals (as Pb) <10 ppm
pH 4.7 - 6.2 (2.5% 溶液, 25°C)
其它氨基酸Other amino acids <0.5 % (TLC)
比旋度Specific rotation [a]20/D +21.4° - +23.6°(c=8, 6 N HCl)
痕量分析Trace analysis :
SO4 < 300 ppm
NH4 < 200 ppm
Fe < 10 ppm
透光度Transmittance >95 % (c=10, H2O, 430 nm) 1 cm cell
USP級
ASSAY (DRIED BASIS) 98.5 - 101.5 %
SPECIFIC ROTATION [a]D +21.4 TO+23.6
LOSS ON DRYING -- 0.2 %
CHLORIDE CONTENT 16.5 - 17.1 %
RESIDUE ON IGNITION -- 0.1 %
SULFATE -- 0.03 %
HEAVY METALS -- 0.002 %
貯 存: 密封干燥避光保存。
用途 一氧化氮合成酶底物,能轉(zhuǎn)換為瓜氨酸和NO。靠一種依賴于NO的機制誘導(dǎo)胰島素分泌。
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半胱氨酰白三烯受體2(CYSLTR2)檢測試劑盒(酶聯(lián)免疫吸附試驗法) ELISA Kit for Cysteinyl Leukotriene Receptor 2 (CYSLTR2)
X09041 48T/96T Rattus norvegicus (Rat)
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