Tetramethylammonium Hydroxide Pentahydrate ( TMAHP )

 

Product Name:

Tetramethylammonium Hydroxide Pentahydrate ( TMAHP )

Molecular Formula:

(CH₃)₄NOH.5H₂O

CAS No.:

10424-65-4

 

 

Description：

Appearance：White Crystal

Structural Formula: (CH₃)₄NOH.5H₂O

Formula Weight: 181.23                                    

Specifications:

Item	MIN.	MAX.
Assay, wt%	99
Carbonate, wt%		0.1
Halide (as Chloride), ppm		100
Na+K, PPM		10

Physicall Properties:

Property	Results
Form	Solid
Boiling Point, °C	unknown
Melting point, °C	68-70
Solubility, H2O @ 20 ℃(g/mL)	0.7
pH	>13
Odor	Strong ammonia-like odor

Packages:   

1)  10kgs（40 plastic bottles, 250grams/plastic bottle）/ box

2） 20kgs (4plastic bags, 5kgs/ plastic bag) /fiber drum  

Or per customer’s request.

Storage: 

Store in a cool, ventilated, and dry warehouse. Stay away from sparks and heat sources. Prevent direct sunlight. This product is easily hygroscopic and should be stored in a moisture-proof, waterproof, and sealed manner. It should be stored separately from oxidants, acids, and carbon dioxide, and should not be stored together

Shipping Classification:

Proper Shipping Name:  Corrosive solid, basic, organic, n.o.s.,

(Tetramethylammonium hydroxide pentahydrate), 8, UN3423, PGII

Hazard Classification: 8; Identification number: UN3423;      PGII

Chemical Registration Numbers:

CAS:  10424-65-4;                      EINECS: 200-82-9

TSCA Tetramethylammonium hydroxide (CAS # 75-59-2) is listed on the TSCA Chemical Inventory. Tetramethylammonium hydroxide pentahydrate is a mixture of tetramethylammonium hydroxide and water.

Application:

Organic strong bases, widely used as phase transfer catalysts in the synthesis of organic silicon, polarographic testing support solution, electronic industry etchants, cleaning agents, polyester polymerization, textile industry, plastic products industry, leather and other industries