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  7. Tetramethylammonium hydroxide, 2.38% w/w aq. soln., Electronic Grade, 99.9999% (metals basis), Thermo Scientific Chemicals

Tetramethylammonium hydroxide, 2.38% w/w aq. soln., Electronic Grade, 99.9999% (metals basis), Thermo Scientific Chemicals

Product Code. 15404925
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Quantity:
250 mL
1 L
This item is not returnable. View return policy
This item is not returnable. View return policy

Description

Tetramethylammonium hydroxide is used as anisotropic etching of silicon, as a basic solvent in the development of acidic photo resist in the photolithography process, and is highly effective in stripping photo resist, and is used as a surfactant in the synthesis of ferrofluid, to inhibit nanoparticle aggregation.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 75-59-2
Molecular Formula C4H13NO
Molecular Weight (g/mol) 91.154
MDL Number MFCD00008280
InChI Key WGTYBPLFGIVFAS-UHFFFAOYSA-M
Synonym tetramethylammonium hydroxide, tmah, hydroxyde de tetramethylammonium, nmw-w, nmd 3, tetramethyl ammonium hydroxide, unii-5gkp7317q2, ammonium, tetramethyl-, hydroxide, methanaminium, n,n,n-trimethyl-, hydroxide, tetramethylammoniumhydroxide
PubChem CID 60966
IUPAC Name tetramethylazanium;hydroxide
SMILES C[N+](C)(C)C.[OH-]

Specifications

Color Colorless to Yellow
Linear Formula (CH3)4NOH
Quantity 1 L
UN Number UN1835
Beilstein 3558708
Sensitivity Air Sensitive
Merck Index 14,9224
Solubility Information Soluble in water.
Formula Weight 91.15
Percent Purity 99.9999%
Grade Electronic
Concentration or Composition (by Analyte or Components) 2.38% w/w aq. soln.
Physical Form Liquid
Assay (metals basis)
Chemical Name or Material Tetramethylammonium hydroxide
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Safety and Handling

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Product Identifier
  • Tetramethylammonium hydroxide, 2.38% w/w aqueous solution, Electronic Grade
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 3
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity after repeated exposure Category 2
  • Specific target organ toxicity Category 2
 Hazard Statement
  • H311-Toxic in contact with skin.
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H371-May cause damage to organs.
  • H373-May cause damage to organs.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P308+P313-IF exposed or concerned: Get medical advice/attention.
  • P312-Call a POISON CENTER/doctor/if you feel unwell.
  • P337+P313-If eye irritation persists: Get medical advice/attention.
 Supplemental information
  • MIXTURE LIST-Contains : Tetramethylammoniumhydroxide

RUO – Research Use Only

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