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 Derivatives>Amino alcohol derivative>4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate
4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate
  • 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate NEW

Price $8
Package 25kg
Min. Order: 1kg
Supply Ability: 20000
Update Time: 2024-10-25

Product Details

Product Name: 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate CAS No.: 25646-77-9
EC-No.: 247-162-0 Min. Order: 1kg
Purity: 99% Supply Ability: 20000
Release date: 2024/10/25
Product NameColor developer CD-4
SynonymsColor developer agent CD-4; Color developing agent CD-4; Color developing CD-4
Chemical Name4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate
CAS25646-77-9
EINECS247-162-0
Molecular formulaC11H20N2O5S
Molecular Weight292.352
Physical and Chemical PropertiesMelting Point155oCSolubilitySoluble in water.Boiling point364.3oC at 760mmHg
General DescriptionWhite, light gray, or pink powder. Odorless.
UsageColor developing agent of color photographic film.
Packing20kgs/fiber drum
Storage conditionStored in a cool, ventilated warehouse. Stay away from fire and heat. Storage should be kept separate from oxidant. Equipped with corresponding varieties and quantities of fire equipment. The storage area shall be equipped with leakage emergency treatment equipment and suitable shelter materials.
Specifications
ItemsStandard
content [CD--4] %99.0-102.0
appearancewhite particle or powder
5%water solution appearancecolorless
volatile matter %≤0.1
PH range2.10-2.50
CD/H acid1.000±0.010
melting pointoC156-160
ash content %≤0.1
heavy metal %≤0.001
Acidic aqueous solutionqualified
Alkaline aqueous solutionqualified
Photographic propertiesqualified
aging characteristicqualified


Hebei Jingbo New Material Technology Co., Ltd. was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.Our company has strong technical strength, advanced equipment, strict quality management system and high-quality after-sales service, adhers to the "customer first and forge ahead" business philosophy and insists on integrity as the company's survival.

Company Profile Introduction

You may like

Recommended supplier

Product name Price   Suppliers Update time
$100.00/25kg
VIP6Y
Hebei Weibang Biotechnology Co., Ltd
2024-10-24
$1.00/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-22
$6.00/1kg
VIP1Y
HebeiShuoshengImportandExportco.,Ltd
2024-08-02
$6.00/1KG
VIP1Y
Hebei Longbang Technology Co., Ltd
2024-05-23
$18.00/10kg
VIP1Y
Hebei Shengyang Water Conservancy Engineering Co., Ltd.
2024-05-07
$6.00/1KG
VIP1Y
Hebei Saisier Technology Co., LTD
2024-04-25
$0.00/25kg
VIP1Y
Shanghai Xin Cheng Yue Chemical Co.,Ltd
2024-01-25
$40.00/1kg
VIP5Y
Hebei Yanxi Chemical Co., Ltd.
2023-09-26
$100.00/1bag
Hebei Fengqiang Trading Co., LTD
2023-08-29
$0.00/25KG
VIP5Y
Hebei Mojin Biotechnology Co., Ltd
2023-06-28
  • Since: 2022-03-25
  • Address: Room 1304, Building A, No 599, Hongqi Street, Qiaoxi District, Shijiazhuang City, Hebei Province, Ch
INQUIRY

+86-19931165850
hbjbtech@163.com