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- Brand:hebei qujie
- Model:25kg/bag
- Purity:98%
- Cas:10424-65-4
- Createtime: 2026-05-29
- Updatetime: 2026-06-05
| useage | Strong base catalysts for organosilicon products |
| deliveryInfo | |
| appearance | White or colorless crystals/powder |
| aliasen | |
| supplyCapacity | 80T/Month |
| harbor | tianjin qingdao shanghai |
| minorder | 1KG |
Introduction&Application:
Tetramethylammonium hydroxide pentahydrate (CAS 10424-65-4) appears as white crystals, commonly containing three, five, or other forms of crystal water. It is highly hygroscopic, readily absorbs moisture, and rapidly reacts with carbon dioxide in the air. The compound decomposes at 130 °C. It is typically supplied as 10% or 25% aqueous (or alcoholic) solutions, or as crystalline hydrate forms.
It serves as a key strong base catalyst in the synthesis of organosilicon products including silicone oils, rubbers, and resins. It is also widely used in polarographic analysis, photoresist developing processes, and as a base catalyst in various organic synthesis reactions.

| Melting point | 67-70 °C(lit.) |
| density | 1.829 |
| vapor density | 1.1 (vs air) |
| vapor pressure | 97 mm Hg ( 20 °C) |
| storage temp. | 0-6°C |
| form | Hygroscopic Crystals |
| color | White |
| explosive limit | 36% |
| Water Solubility | soluble |
| Sensitive | Air Sensitive & Hygroscopic |
packing:25kg/bag or according to the quantity you want
Delivery Detail: Some of the products can be supplied within 7 days on the strength of warehouse.
Receipt Reminder: Please check the package for intact condition before signing for delivery. Should you encounter missing items, quantity discrepancies or quality issues upon inspection, you may reject the delivery and get in touch with us. We will resolve the matter promptly.

Hebei Qujie Technology Co., Ltd. was established in 2021. It is a private enterprise integrating production, customization, sales, and trade. The company is located at No. 8 Jinhe East Road, Tongye Town, Luquan District, Shijiazhuang City. The factory has an elegant environment, complete equipment, and ample resources. The company possesses advanced technology and professional technical personnel. Since its establishment, the company's sales have steadily increased. The company adheres to the business philosophy of 'quality and price, customer first,' which is effectively reflected in its operations, and is committed to providing customers with sufficient supply and stable and reliable quality.
Business Philosophy: Integrity-based, win-win cooperation
Corporate Spirit: Integrity, gratitude, equality, mutual respect
Corporate Mission: Create opportunities for employees, create value for customers

We strive to meet your demands with the following services:
1.Customized solutions tailored to individual clients
2.Arrangement of third-party product inspections as required
3.Evaluation and mass production based on your counter samples
4.Favorable exclusive discounts for long-term partners
5.Round-the-clock customer support


