NINGBO HI-TECH ZONE YEFENG NEW MATERIALS TECHNOLOGY CO.,LTD.
Room 1807,95 business Mansion,No.598 Jiangnan Road, Ningbo (315041) China,
TEL: +86-574-83888578
FAX: +86-574-83888577
M.T.: 013116681823
EMAIL: robinson@yefengtech.com


Pro-721
Steareth-21
stearyl polyoxyethylene ether
steareth 21
|
Item
|
Standard
|
Result
|
|
Appearance
|
White flake
|
White flake
|
|
Color (APHA)
|
<30
|
<30
|
|
Hydroxyl Value (mg KOH/g)
|
43-55
|
46.79
|
|
PH(1%H20)
|
6.0-7.0
|
6.68
|
|
Acid Value(mg KOH/g)
|
<1
|
0. 23
|
|
H20(%)
|
<0.5
|
0.17
|