Electronic Chemicals
  Developer TMAH
Quaternary ammonium alkali
  TMAH pentahydrate
  Industrial grade TMAH
  Tetraethylammonium hydroxide(TEAOH)
  Tetrapropylammonium hydroxide(TPAOH)
  Tetrabutylammonium hydroxide(TBAOH)
  Benzyltrimethylammonium hydroxide
Quaternary ammonium salt
  Tetramethylammonium chloride(TMACl)
  Tetraethylammonium chloride(TEACl)
  Tetrapropylammonium chloride(TPACl)
  Tetrabutylammonium chloride(TBACl)
  Benzyltrimethylammonium Chloride
  Tetramethylammonium bromide(TMABr)
  Tetraethylammonium bromide(TEABr)
  Tetrapropylammonium bromide(TPABr)
  Tetrabutylammonium bromide(TBABr)
    Product Home ¡µProduct    
Current Position£º>  Products > Electronic Chemicals >> Developer TMAH



Electronic GradeTetramethylammonium Hydroxide
25%¡¢20%¡¢ 2.380% ( Developer TMAH )


C.A.S.No. 75-59-2 Freezing point, ¡æ <-25.0
Molecular formula (CH3)4NOH Viscosity 25 ¡æ,cst 2.8
Molecular weight 91.15 Density 1.022
Appearance Liquid Flash point
¨H
>200
Boiling point, ¡æ 100.0 pH >13

Item Unit RJ-25 (MAX) RJ-20 (MAX) RJ-2.380 (MAX)
Assay % 24.90¡«25.10 19.90¡«20.10 2.377¡«2.383
Color Hazen 5 5 5
CO32- ppm 100 100 10
Cl- ppm 0.1 0.1 0.1
CH3OH ppm 40 40 10
Li ppb 5 5 1
Na ppb 10 10 1
Mg ppb 5 5 1
Al ppb 10 10 1
K ppb 10 10 1
Ca ppb 10 10 1
Cr ppb 5 5 1
Mn ppb 5 5 1
Fe ppb 5 5 1
Ni ppb 5 5 1
Co ppb 5 5 1
Cu ppb 5 5 1
Zn ppb 5 5 1
Mo ppb 5 5 1
Cd ppb 5 5 1
Pb ppb 5 5 1
Ag ppb 5 5 1
Particle ¡Ý0.5um Ea/ml 100 100 100

Usage Widely used in electronic industry ,  especially as positive resister developer, silicon wafer wet etchant and super clean solution for CMP process.
Storage Stored in sealed containers, placed in the shade
Package 1000 kg IBC drum, tank car
Transport Information Hazard classification: 8       UN 1835


Add£ºHaixi Road No.8,International Chemical Industrial Park,Zhenjiang New District,Jiangsu Province.

Contact£ºMISS Hu

TEL£º86511-83361155

Fax£º86511-83361155

Mobile£º18261976115

Mail£ºrunjingchem-hu@outlook.com

Web£ºwww.runjingchem.com

Contact Us Detection
>Add£ºZhenjiang New Area international industrial estates developm-
ent zone, Jiangsu, China
>Phone£º86511-83361155 85270875
>Fax£º86511-83361155
>Mobile£º15862996969
>Contact£ºMR Zhao
>URL£ºwww.runjingchem.com
>E-mail£ºrunjingchem@yahoo.com.cn
>Advanced instruments for analysis , Advanced production equipment and process.
>Professional team for analysis
>Skilled staff
>ISO9001: 2000 quality management system
  ensure high-quality manufactured products and continuous stability
About us               Products               Detection               Order               Contact
Copyright by 2008-2012 High Purity Chemical Co., Ltd. Zhenjiang Run Crystal All Rights Reserved. www.runjingchem.com All Rights Reserved.  Term of Service