免费高清电影网站,亚洲精品一区二区三区福利,2029年亚洲男人的天堂,国产睡熟迷奷系列网站,国产精品久久杨幂,我的姐姐中语在线观看,久久九九九九96国产美女裸体自慰一区二区三区五区八区色 ,久久精品视频按摩,男人和女人啪啪啪啪啪啪啪啪啪啪,国产精品无码制服丝袜网站 ,欧洲极品少妇,欧美老妇性AAAAA在线观看,午夜福利国产在线观看1,大学生口爆吞精视频,一级欧美香蕉在线观看,日韩午夜福利无码专区A

Appearance : white or almost white crystal powder;

Purity: 98.5～101.5%;

Standard: FCCⅣ;

Molecular weight: 165.19;

CAS: 63-91-2;

PH: 5.4～6.0;

Loss on drying: ≤0.30%;

Residue on ignition: ≤0.2%;

Heavy metal: ≤20ppm;

Lead: ≤10ppm;

Packaging: 25KG/drum;

Uses: essentical amino acid; as nutrient supplements, ingredient of amino acid transfusion and compound amino acid; material of many anti-cancer drugs and dipeptide sweetener

【Back】