Sisco Research Laboratories
Pvt. Ltd.
Product Datasheet
and Specification

Tetramethylammonium Hydroxide 25% aqueous solution, VLSI Semiconductor Grade

Part A

CAS : 75-59-2

Molecular Formula : C4H13NO

Molecular Weight : 91.15

Specifications
Appearance (Clarity)
Clear
Appearance (Colour)
Colourless
Appearance (Form)
Liquid
Colour (APHA)
< 10
Density (g/ml) @ 20°C
1.020-1.025
Assay (T)
24.5 - 25.5%
Chloride (CI)
< 5 ppm
Carbonate (CO3)
< 300 ppm
Particles > 0.5 µm
< 250 P/ml
Aluminium (Al)
<50 ppb
Antimony (Sb)
<10 ppb
Arsenic (As)
<10 ppb
Barium (Ba)
<10 ppb
Beryllium (Be)
<10 ppb
Bismuth (Bi)
<20 ppb
Boron (B)
<20 ppb
Cadmium (Cd)
<10 ppb
Calcium (Ca)
<50 ppb
Chromium (Cr)
<10 ppb
Cobalt (Co)
<10 ppb
Copper (Cu)
<10 ppb
Gallium (Ga)
<10 ppb
Gold (Au)
<10 ppb
Iron (Fe)
<50 ppb
Lead (Pb)
<10 ppb
Magnesium (Mg)
<50 ppb
Manganese (Mn)
<10 ppb
Molybdenum (Mo)
<10 ppb
Nickel (Ni)
<10 ppb
Potassium (K)
<50 ppb
Silver (Ag)
<10 ppb
Sodium (Na)
<50 ppb
Strontium (Sr)
<20 ppb
Tin (Sn)
<20 ppb
Titanium (Ti)
<10 ppb
Vanadium (V)
<10 ppb
Zinc (Zn)
<50 ppb
Zirconium (Zr)
<10 ppb
General Information

Storage

25 to 40°C (Room Temperature)

HSN Code :

1000 ml

38229090 (GST 12%)

2500 ml

38229090 (GST 12%)

Available Packages
Pack Size
1000 ml
Pack Size
2500 ml