Dover Chemical DOVERPHOS 253 Dioleyl Hydrogen Phosphite

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Dover Chemical DOVERPHOS 253 Dioleyl Hydrogen Phosphite
Categories:	Other Engineering Material; Additive/Filler for Polymer
Material Notes:	Doverphos 253 is dioleyl hydrogen phosphite. It is a liquid dialkyl phosphite with a relatively high molecular weight and low phosphorus content. Doverphos 253 can be used as a co-stabilizer with mixed metal stabilizers used in PVC applications, but the main use for it is in lube applications as an additive for metalworking fluids. Typical use levels can range from 0.1 to 3.0%. Information provided by DoverChem
Key Words:	CAS# 64051-29-2
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Physical Properties	Metric	English	Comments

Specific Gravity	0.880 - 0.910 g/cc @Temperature 25.0 °C	0.880 - 0.910 g/cc @Temperature 77.0 °F	ASTM D1298
Density	0.899 g/cc	0.0325 lb/in³
Viscosity	35 cP @Temperature 25.0 °C	35 cP @Temperature 77.0 °F
Molecular Weight	582 g/mol	582 g/mol

Optical Properties	Metric	English	Comments
Refractive Index	<= 1.47 @Temperature 25.0 °C	<= 1.47 @Temperature 77.0 °F	ASTM D1218
Gardner Color Number	<= 3.0	<= 3.0

Component Elements Properties	Metric	English	Comments
Phosphorus, P	5.3 %	5.3 %

Descriptive Properties
Physical Form	Clear liquid

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WDOVER044 / 217663

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