成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Biochemical Engineering>Amino Acids and proteins>L-Cysteine
L-Cysteine
  • L-Cysteine
  • L-Cysteine
  • L-Cysteine
  • L-Cysteine
  • L-Cysteine

L-Cysteine NEW

Price $18
Package 10kg
Min. Order: 1kg
Supply Ability: 5000
Update Time: 2024-05-10

Product Details

Product Name: L-Cysteine CAS No.: 52-90-4
EC-No.: 618-347-7 Min. Order: 1kg
Purity: 99.9 Supply Ability: 5000
Release date: 2024/05/10

Test ItemsTest Standard
AppearanceWhite crystals or crystalline powder
Specific rotation+5.5°~+7.0°
Transmittance≥98.0%
Chloride19.89%~20.29%
Assay99.0%~100.5%
Other amino acidsChromatographically not detectable
Loss on drying8.5%~12.0%
Residue on ignition≤0.10%
Heavy metals≤10ppm
Iron(Fe)≤10ppm
Ammonium≤0.02%
Sulfate(SO42-)≤0.02%
 As≤1ppm
PH1.5~2.0




Article illustration



_ueditor_page_break_tag_

Article illustration

_ueditor_page_break_tag_

Article illustration

_ueditor_page_break_tag_

Article illustration





Company Profile Introduction

Hebei Shengyang Water Conservancy Engineering Co., Ltd. was established in 2018. The group has a construction company, a health product processing company, a chemical raw material production company, and a cosmetics raw material and finished product processing agency. The group has an annual output of 200 million yuan, more than 300 employees, and has 6 modern production lines, testing laboratories, foreign trade business departments, after-sales management departments, and other complete sales systems. The company sells finished products that have undergone third-party testing and certification. We have cooperated with enterprises in multiple countries, and our agents are available in each country. Please inform us of your needs, and the company will fully cooperate,

You may like

Recommended supplier

Product name Price   Suppliers Update time
$41.00/500mg
VIP5Y
TargetMol Chemicals Inc.
2024-11-19
$0.00/200kg
VIP6Y
Hebei Weibang Biotechnology Co., Ltd
2024-10-31
$0.00/25kg
VIP1Y
SUZHOU NMT BIOTECH CO.,LTD
2024-10-11
$6.00/1KG
VIP1Y
Hebei Saisier Technology Co., LTD
2024-09-06
$6.00/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-15
$0.00/1kg
VIP1Y
JINING XINHE CHEMICAL CO., LTD
2024-07-20
$6.80/1kg
VIP1Y
Shandong Deshang Chemical Co., Ltd.
2024-07-12
$0.00/1Kg/Bag
VIP4Y
Sinoway Industrial co., ltd.
2024-06-27
$0.00/1kg
VIP2Y
Hebei Kingfiner Technology Development Co.Ltd
2024-06-19
$0.00/1kg
VIP2Y
Chongqing Zhihe Biopharmaceutical Co., Ltd.
2024-05-21
  • Since: 2022-08-09
  • Address: Haiyue Tiandi, No. 66, Yuhua West Road, Shijiazhuang City, Hebei Province C1503
INQUIRY