日韩片另类片黄片,日本成人不卡,最新狠狠色狠狠色综合,黄色网址在线免费观看,日韩在线天堂精品深夜福利,午夜看一级特黄a大片黑,国产一级特黄全黄毛片

Weinan Huifeng New Material Technology Co., Ltd.

N-Hydroxy succinimide

N-Hydroxy succinimide

Alias: 1-Hydroxy-2,5-pyrrolidinedione; N-Hydroxysuccinimide; 1-Hydroxy-2,5-pyrrolidine-dione; HOSu; NHS; HONSU; N-HYDROXY-2,5-PYRROLIDINEDIONE; N-HYDROXYSUCCINIMDE; N-Hydroxysuccinimide POLYMER-BOUND; 1-hydroxy-5-pyrrolidinedione; 1-Hydroxysuccinimide; 5-Pyrrolidinedione,1-hydroxy-2; 1-hydroxypyrrolidine-2,5-dione
CAS #: 6066-82-6
Molecular formula: C4H5NO3
Structural formula:

Molecular weight: 115.09
Properties: white crystle, soluble in water, easily soluble in acetone and alcohol
To use: as important intermediate in manufacturing of synthetic peptide, antibiotics, amino acid, protein active ester, as protective agent of synthetic amino acid 
Packaging: 25kg fiber can lined with plastic bag

 

Quality index

Item

Index

Grade

Superior grade

Top grade

appearance

white crystal

white/light yellow crystal

purity ≥%

99

98

melting point ℃

96-99

94-99

loss on drying ≤%

0.5

0.5

heavy metal ≤
(in Pb mg/kg)

10

10


【Return】