国产精品久久久久久爽爽爽床戏,丰满人妻妇伦又伦精品国产,国产妇女馒头高清泬20p多,最新国产精品精品视频,国产95在线 | 亚洲,熟妇好大好深好满好爽,久久国产成人精品av,熟妇人妻无乱码中文字幕真矢织江
China DPTU - China Supplier
China DPTU - China Supplier

DPTU

Price:Negotiable
Industry Category:
Product Category:
Brand:
Spec:


Contact Info
  • Add:Middle Section Jianghan Road, Puyang City, Henan Province,China., Zip: 457000
  • Contact: Manager Wang
  • Tel:86-393-8202939 13939346848 13869587939
  • Email:cysysz@yahoo.com.cn

Other Products

Description
Additional Information

Chemical Name : N,N’-Diphenyltyiourea
Molecular Formula: C13H12N2S
Molecular Structure:C6H5-NH-CS -NH- C6H5

 Molecular Weight: 228.31

CAS NO. :102-08-9

Specifications

Item powder Oiled powder
Appearance White crystal powder
Initial Melting Point℃≥ 148.0 147.0
Loss on Drying%≤ 0.40 0.40
Ash%≤ 0.40 0.40
Residue on 250μm Sieve,%≤ 0.10 0.1
Physical property
Oil content%
  - 1.5-2.5
1.0-2.0

Properties: White powder. Specific gravity: 1.32 bitter flammable, highly toxic proud soluble in alcohol, ether, acetone, cyclohexanone, tetrahydro-(furan), slightly soluble plasticizer for PVC, insoluble in water and carbon disulfide. was dissolved in alkaline solution, precipitated in the acidic solution.

Applications: This product is used as a fast vulcanization accelerators, vulcanization critical temperature of 80 ℃, when the mixing needed to avoid scorching. Temperature above 100 ℃ higher activity resulting article tough tensile strength and resistance to flexing fatigue resistance, but the products will be affected by the light color, mainly used in the natural latex and neoprene latex products. this product can also be used as emulsion polymerization of PVC heat stabilizers, especially for soft products, and stability can not lead, cadmium and other agents used in combination. otherwise cause discoloration products this product is medicine. dye intermediates and products of reagent test osmium and rhodium.

Package: 25kg plastic woven bag, paper with plastic film bag, 25kg kraft paper bag.

Storage: Should be stored in a cool, dry, well-ventilated place. Packaged product to direct sunlight for a period of 1 year.

Warmth Notes: The product could be ultrafine powder based according to user needs.

Industry Category
Product Category
Brand:
Spec:
Stock:
Origin:
About Toocle.com - Partner Programme - Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經營性-2023-0192
主站蜘蛛池模板: 建阳市| 宝山区| 望江县| 沙湾县| 东乡| 华阴市| 灵石县| 抚州市| 杂多县| 太仆寺旗| 光泽县| 扎赉特旗| 泉州市| 张家港市| 平谷区| 个旧市| 青神县| 永和县| 休宁县| 普兰县| 璧山县| 上栗县| 彭水| 布拖县| 凤庆县| 湖北省| 新沂市| 山阴县| 崇义县| 威海市| 大同县| 宝山区| 定远县| 南阳市| 鄂州市| 长岭县| 河北区| 咸阳市| 伊川县| 垦利县| 丰都县|