- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Tetramethylammonium Hydroxide Pentahydrate
- Price: Check
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Tetramethylammonium hydroxide pentahydrate
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: 10424-65-4
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
- Email: info@tianfuchem.com
- Zhongshan Xingrui Chemical Co. , Ltd.
- China
- Product Name: Tetramethylammonium Hydroxide Pentahydrate
- Price: ￥Inquiry/25kg
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Wang Jie
- Email: 3096638339@qq.com
10424-65-4
10424-65-4 structure
- Name: Tetramethylammonium Hydroxide Pentahydrate
- Chemical Name: Tetramethylammonium hydroxide pentahydrate
- CAS Number: 10424-65-4
- Molecular Formula: C4H23NO6
- Molecular Weight: 181.229
- Catalog: Organic raw materials Organometallic salt
- Create Date: 2018-02-08 08:00:00
- Modify Date: 2025-08-19 22:54:45
| Name | Tetramethylammonium hydroxide pentahydrate |
|---|---|
| Synonyms |
Tetramethylammonium Hydroxide Pentahydrate
TMAH Pentahydrate N,N,N-Trimethylmethanaminium hydroxide hydrate (1:1:5) Methanaminium, N,N,N-trimethyl-, hydroxide, hydrate (1:1:5) Tetramethylammonium hydroxide tetramethylazanium,hydroxide,pentahydrate EINECS 200-882-9 MFCD00149566 |
| Melting Point | 67-70 °C(lit.) |
|---|---|
| Molecular Formula | C4H23NO6 |
| Molecular Weight | 181.229 |
| Exact Mass | 181.152542 |
| PSA | 69.21000 |
| Vapour density | 1.1 (vs air) |
| Vapour Pressure | 97 mm Hg ( 20 °C) |
| Storage condition | 0-6°C |
| Stability | Stable. Incompatible with strong oxidizing agents, strong acids. |
| Water Solubility | soluble |
| Symbol |
GHS05, GHS06 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H300-H311-H314 |
| Precautionary Statements | P264-P280-P301 + P310-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | T:Toxic;C:Corrosive; |
| Risk Phrases | R20/21/22;R24/25;R34;R44 |
| Safety Phrases | S26-S36/37/39-S45 |
| RIDADR | UN 3423 8/PG 2 |
| WGK Germany | 1 |
| RTECS | PA0875000 |
| Packaging Group | II |
| Hazard Class | 8 |
| HS Code | 2923900090 |
| Precursor 0 | |
|---|---|
| DownStream 4 | |
| HS Code | 2923900090 |
|---|---|
| Summary | 2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |