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Tetramethylammonium hydroxide solution（TMAH） - AR, 25 wt. % in methanol , CAS No.75-59-2

CAS: 75-59-2 Cat. No.: T100883 Formula: C4H13NO Molecular Weight: 91.15 Beilstein Registry Number: 3558708 EC Number: 200-882-9 PubChem CID: 60966
389 Citations COA
Tetramethylammonium hydroxide solution（TMAH） - AR, 25 wt. % in methanol , CAS No.75-59-2
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. 25 wt. % in methanol
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
★
Size
Germany (EU)
USA*
Price
Qty
25ml
T100883-25ml
—
5 In stock
€17.27
100ml
T100883-100ml
—
3 In stock
€38.96
500ml
T100883-500ml
—
5 In stock
€126.60
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Bulk / Custom
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SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Specifications Names and Identifiers Documentation Advanced Data Certificates (CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties FAQs and Articles Citations of This Product Solution Calculators Reviews
🧪
Why this grade

AR, 25 wt. % in methanol AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 389 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
AR, 25 wt. % in methanol
Application
Tetramethylammonium hydroxide solution (25 wt.% in methanol) can be used to synthesize zirconium oxide via a modified sol-gel method; the resulting material holds potential for application as a catalyst in CO hydrogenation reactions.
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
Grade
AR
Product Line
T100883-25ml
Names and Identifiers
Isomeric SMILES
C[N+](C)(C)C.[OH-]
PubChem CID
60966
UN Number
1835
Packing Group
II
Molecular Weight
91.15
Beilstein
3558708

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates (CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

34 results found

Lot NumberCertificate TypeDateItem
K2602793K2602793Certificate of AnalysisOct 20, 2026 T100883
K2602792K2602792Certificate of AnalysisOct 20, 2026 T100883
K2602791K2602791Certificate of AnalysisOct 20, 2026 T100883
K2602790K2602790Certificate of AnalysisOct 20, 2026 T100883
K2204946K2204946Certificate of AnalysisAug 03, 2026 T100883
C2510309C2510309Certificate of AnalysisFeb 22, 2025 T100883
H2611078H2611078Certificate of AnalysisFeb 22, 2025 T100883
H2614031H2614031Certificate of AnalysisFeb 22, 2025 T100883
J2608150J2608150Certificate of AnalysisFeb 22, 2025 T100883
J2620018J2620018Certificate of AnalysisFeb 22, 2025 T100883
D2620056D2620056Certificate of AnalysisFeb 22, 2025 T100883
C2510391C2510391Certificate of AnalysisFeb 22, 2025 T100883
C2510390C2510390Certificate of AnalysisFeb 22, 2025 T100883
K2519067K2519067Certificate of AnalysisFeb 22, 2025 T100883
L2504078L2504078Certificate of AnalysisFeb 22, 2025 T100883
L2511114L2511114Certificate of AnalysisFeb 22, 2025 T100883
G2426555G2426555Certificate of AnalysisJul 20, 2024 T100883
G2426467G2426467Certificate of AnalysisJul 20, 2024 T100883
A2506307A2506307Certificate of AnalysisJul 20, 2024 T100883
B2513029B2513029Certificate of AnalysisJul 20, 2024 T100883
G2426455G2426455Certificate of AnalysisJul 20, 2024 T100883
G2426456G2426456Certificate of AnalysisJul 20, 2024 T100883
G2426457G2426457Certificate of AnalysisJul 20, 2024 T100883
D2418056D2418056Certificate of AnalysisJan 31, 2024 T100883
B24231145B24231145Certificate of AnalysisJan 31, 2024 T100883
B24231144B24231144Certificate of AnalysisJan 31, 2024 T100883
B24231143B24231143Certificate of AnalysisJan 31, 2024 T100883
B24231142B24231142Certificate of AnalysisJan 31, 2024 T100883
B24231141B24231141Certificate of AnalysisJan 31, 2024 T100883
K2204810K2204810Certificate of AnalysisOct 27, 2022 T100883
K2204914K2204914Certificate of AnalysisOct 27, 2022 T100883
K2204929K2204929Certificate of AnalysisOct 27, 2022 T100883
K2204944K2204944Certificate of AnalysisOct 27, 2022 T100883
A2219141A2219141Certificate of AnalysisJan 24, 2022 T100883
Chemical and Physical Properties
SensitivityAir sensitive.Hygroscopic
x_refractive_index1.3806
x_flash_point_drop_centigrade>100°C
x_boil_point_char100°C
FAQs and Articles
Chemicals solutions in the semiconductor industry
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Thin film deposition Chemical vapor deposition CVD Physical vapor deposition PVD Photolithography Etching Ion implantation Cleaning
Tetramethylammonium Hydroxide Solution (TMAH): FAQs
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
TMAH quaternary ammonium hydroxide strong base semiconductor reagent alkaline solution
Citations of This Product
How to Cite Aladdin Scientific Products? Citations Search
Solution Calculators
Reviews

Customer Reviews

📚 Citations by Application

Other applications219
Organic synthesis — reaction medium160
Extraction & workup solvent64
Drug / compound screening37
Electrochemistry & battery electrolyte60
Polymer synthesis & polymerization22
Crystallization & recrystallization7
Industrial & non-pharma application24
Cell viability8
Cytotoxicity screening6
Spectroscopy sample preparation26
Chromatography (HPLC / GC / TLC)7
Controlled-release & nanoparticle carrier12
Cancer cell line characterization7
Cross-coupling reactions6
Nanoparticle / material biocompatibility9
Cell proliferation2
Thickener / viscosity modifier2
Topical & ophthalmic formulation1
View all 389 citations →

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View related series

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