尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

China EDTA-NA4 - China Supplier
China EDTA-NA4 - China Supplier

EDTA-NA4

Price:Negotiable
Industry Category: Chemicals/Chelating Agents/EDTA & Its Salts
Product Category:
Brand:
Spec:


Contact Info
  • Add:Yurun Building, Gaoxin District, Weifang City, Shandong, China, Zip: 261041
  • Contact: Ms.Rachel Yuan
  • Tel:+86-536-8164977
  • Email:sales@yurunchemical.com

Other Products

Description
Additional Information

Product Description
 

 

Product name: Ethylenediaminetetraacetic acid tetrasodium salt
English name: EDTA-4Na·4H2O/EDTA-2Na (Tetrasodium EDTA)
CAS NO.: 13254-36-4
Molecular formula: C10H14N2Na4O8·4H2O
Molecular weight: 452.2

 

Product Usage

 



Properties: white crystal powder; easily soluble in water; lightly soluble in organic solvent, for example, ethyl alcohol
Uses: It is widely used chelation agent of metal ion. It is used for textile dyeing, water treatment, color photography, medical, daily chemical and papermaking industry. It is used as additive, active agent, water purifying agent, smoke agent for shielding of metal ion and active agent of butadiene styrene rubber.

 

Product Specification

 


EDTA-4Na/EDTA-Na 4


 


PRODUCT NAME

Ethylene Diamine Tetraacetic Acid Tetrasodium
(EDTA-4Na)
 

QUANTITY
20MT
  PACKAGE

 25kg/bag

BHTCH  NO:
YR2021042416
 MFG DATE
   
EXP DATE 3YEARS

TEST ITEM

STANDARD

TEST RESULT

APPEARANCE

White crystalline powder

White crystalline powder

рН  1% р-р  25°C
10.5-11.5 11.2

Purity %
99.0 99.6

Chelate Value(mg/g)
220 225

NTA%
1 0.2

Heavy metals (for ex, Pb) ppm
0.001 0.0007

Fe, %
0.001 0.0008

Chlorides, %
0.001 0.0007

Sulfate,%
0.01 0.002

TEST CONCLUSION

PASS



EDTA-2Na/EDTA-Na 2



 


PRODUCT NAME

Ethylenediamine tetraacetic acid disodium
( EDTA-2Na)
 

QUANTITY
      30MT
  PACKAGE

 25kg /bag

BATCH  NO:
     YR2021021516
 MFG DATE
  
EXP DATE 3 YEARS

TEST ITEM

STANDARD

TEST RESULT

APPEARANCE

White crystalline powder

White crystalline powder

рН  5% р-р  25°C
4.0-5.0 4.3

Purity %
99.0 99.5

Clarity test
PASS PASS

Chelate Value(mg/g)
260 265

Heavy metals (as Pb) %
0.001 0.001
Fe, % 0.001 0.001

Chlorides, %
0.05 0.01

SO4,%
0.001 0.0007

NTA,%
--- ---

TEST CONCLUSION

PASS



EDTA-4NA Liquid


PRODUCT NAME

Ethylene Diamine Tetraacetic Acid Tetrasodium
SOLUTION 40%
(EDTA-4Na liquid)

QUANTITY
25MT
  PACKAGE

1T/IBC

BHTCH  NO:
YR2020111418
 MFG DATE
      
EXP DATE 3YEARS

TEST ITEM

STANDARD

TEST RESULT

APPEARANCE

Light yellow or amber liquid

Light yellow or amber liquid

рН 25°C
11.0-12.0 11.7

Concent %
39.0-40.0 40.0

Chelate Value(mg/g)
102-110 110

Heavy metals (for ex, Pb)
0.001 0.0007

Fe, %
0.001 0.0008

Chlorides, %
0.05 0.007

Sulfate,%
0.001 0.0007
NTA,% 0.1 0.08

Specific gravity 25/25ºC(g/ml)
1.26-1.35 1.30

Hazen
200 190

TEST CONCLUSION

PASS



 

Packaging & Shipping

 


25kg in PP bag with PE inner liner. 

 

Industry Category Chemicals/Chelating Agents/EDTA & Its Salts
Product Category
Brand:
Spec:
Stock:
Origin:
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營性-2023-0192
ChatGlobal Chat Now 黄山市| 容城县| 绥德县| 民勤县| 凭祥市| 古蔺县| 耒阳市| 北安市| 铁岭县| 临潭县| 苏州市| 宜丰县| 壤塘县| 富源县| SHOW| 西盟| 哈尔滨市| 象山县| 泰顺县| 顺义区| 新绛县| 石狮市| 永和县| 镇雄县| 洞口县| 临城县| 琼中| 三都| 郯城县| 阿鲁科尔沁旗| 贞丰县| 阳高县| 格尔木市| 车险| 洪泽县| 静安区| 苍山县| 洞口县| 比如县| 塘沽区| 阳高县|