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Di-N-Butyl-Phosphite
Pubdate:[ 2009-11-18 0:42:07 ]

 

DI-N-BUTYL-PHOSPHITE

T304

1. DESCRIPTION
The product is a colorless to light yellow transparent liquid, prepared from phosphorus trichloride and n-butanol. It is not soluble in water, but readily soluble in organic solvents such as esters, alcohols and ethers, etc. With density is of 988 kg/m3, boiling point 95°C, flash point 49°C and refractive index (N25 D) of 1.4228, it possesses excellent extreme pressure and anti-wear performance.

2. APPLICATIONS
It is used primarily for blending low, medium and high-grade gear oils for industry and vehicles, machining oil and other oil. It is also used as gasoline additives and combustion inhibitor.
The dosage is 0.3% ~1.0%.


3. CHARACTERISTICS

ITEM

TYPICAL VALUE

TEST METHOD

TAN, mg KOH/g

10 max

GB/T 264

Phosphorus, m%

14.5-16.0

GB/T 0296

Ester, m%

9.5

GB/T 6489

Cu-strip Corrosion (121°C, 3h), rating

0-1

GB/T 5096

 

4. PACKING AND STORAGE
The packing, marking, transportation, storage and delivery acceptance should meet the requirements of SH/T0164. It is packed in 20 litre plastic drum. Store in dry, clean and ventilating warehouses

 

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