L-絲氨酸價(jià)格,營(yíng)養(yǎng)增補(bǔ)劑,食品添加劑

 
品牌: 國(guó)產(chǎn)
產(chǎn)品規(guī)格: 1*25千克
單價(jià): 面議
起訂:
供貨總量:
發(fā)貨期限: 自買家付款之日起 1 天內(nèi)發(fā)貨
所在地: 河南 鄭州市
有效期至: 長(zhǎng)期有效
最后更新: 2021-05-27 00:00
瀏覽次數(shù): 852
 
公司基本資料信息
詳細(xì)說(shuō)明
L-絲氨酸英文名稱:L-Serine                                                                                         中文名稱:L-絲氨酸                                                                                                     CAS No.:56-45-1                                                                                                                          分子式:C3H7NO3                                                                                                              分子量:105.09                                                                                                                                                                         包裝:25kg/桶                                                                                                             質(zhì)量標(biāo)準(zhǔn):FCC,                                                                                                    USP旋光 +13.6~+15.6°                                                                                                                                      含量 99.0~101.0%                                                                                              透光率(%) ≥98%                                                                                                   硫酸鹽(%) ≤0.02                                                                                                  重金屬 ≤10ppm                                                                                                       鐵 ≤10ppm                                                                                                         砷 ≤1ppm                                                                                                              干燥失重 ≤0.30%                                                                                                     氯化物 ≤0.02%                                                                                                    氨含量 ≤0.02%                                                                                                  PH 5.2~6.2                                                                                                       灼燒殘?jiān)?≤0.1%                                                                                                      特性:白色結(jié)晶性粉末。無(wú)臭,味甜。約于228℃熔化并分解。PH值9時(shí)外消旋化。蛋白質(zhì)加酸水解時(shí)損失很多。熱稀堿溶液中分解。溶于水(38g/100ml,20℃);不溶于乙醇和乙醚。用途:營(yíng)養(yǎng)增補(bǔ)劑。氨基酸類藥。主要用于氨基酸輸液,因有特殊潤(rùn)濕性,也用于雪花膏、化妝品中。 包 裝:牛皮紙袋或紙桶包裝,每袋(桶)凈含量為25kg,還可根據(jù)用戶需要包裝運(yùn) 輸:輕裝輕卸以防包裝破損,防日曬雨淋,不能與有毒,害物同運(yùn)。為非危險(xiǎn)品。貯 存:本品應(yīng)貯存在陰涼、干燥、清潔、遮光的環(huán)境中,嚴(yán)禁與有毒、有害物質(zhì)混放,以免污染

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