質(zhì)量標(biāo)準(zhǔn): Quality standard
項(xiàng)目 Items |
指標(biāo) specification | ||
優(yōu)級(jí)品 Top |
一級(jí)品 First |
合格品 Qualified | |
含量( % ) Content |
≥ 95.0 |
≥ 95.0 |
≥ 95.0 |
還原糖( % ) Reducing sugars |
≤ 0.2 |
≤ 0.4 |
≤ 0.6 |
氯化物( % ) Chloride |
≤ 20 |
≤ 40 |
≤ 60 |
PH |
5 ~ 7 |
4 ~ 7 |
3. 5 ~ 7 |
鎳 (ppm)Nickel |
≤ 2 |
≤ 5 |
≤ 5 |
鐵 (ppm)Fe |
≤ 1 0 |
≤ 15 |
≤ 20 |
砷( % ) AS |
≤ 1.3 |
≤ 2 |
≤ 2 |
重金屬( % ) Heavy metal |
≤ 5 |
≤ 10 |
≤ 10 |
比旋度( 0 ) Specific optical rotation |
4 ~ 7 |
4 ~ 7 |
4 ~ 7 |
引用標(biāo)準(zhǔn) Quotation |
行業(yè)標(biāo)準(zhǔn) Administration standard | ||
外觀 Appearance |
白色顆?;蚍勰?White granular or powder | ||
主要用途 Usage |
添加劑、牙膏、化妝品、復(fù)合甘油等,還用于生產(chǎn)斯基、聚醚等原料。 Additives, tooth paste, cosmetics, glycerine, etc. | ||
包裝規(guī)格 Packing |
2 5 ㎏復(fù)合編織袋 25 ㎏ P.Pwoven bags | ||
貯存 Storage |
保存在干燥、陰涼、通風(fēng)處 Store in dry airtight container |