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Antioxidant

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T502 is screening phenol anti-oxidant agent which has the feature of excellent anti-oxidation property equal to T501(Anti-oxidant). It can be used as anti-oxidation additive for fuel oil and lubricating oil. It can be used alone or compounded with others. The normal dosage is 0.1%~1.0%.
Specification
Items

Limits

Test Methods
2,6-dibutyl phenol,%(m/m)

75min

GC
Freezing point℃,

6max

GB/T510-83
Flash Point(close cup),℃

96min

GB/T261-83
Density(20℃), kg/m3

report

GB/T1884-83
Viscosity,40℃,mm2/s

report

GB/T265-88
Free phenol content, %(m/m)

0.4max

GC
Cu-strip corrosion

1max

GB/T 5096-85
Package, Storage and Transportation:
The product should be packed, marked, stored, transported and accepted on delivery according to SH0164. It is nonflammable, inexplosive and incorrosive.
Toxicity:
When using T502,general precautions should be complied with for disposing dense chemicals and blending additives into base oil. It should be clean washed with detergent, soap and water if it contacts skin.

Antioxidant

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Anti-oxidant agent T531(N-benzene-a-naphththyl amine) has the feature of excellent anti-oxidation property equal to T501(Anti-oxidant). It can be used as anti-oxidation additive for fuel oil and lubricating oil in industry and aviation. It can be used alone or compounded with others. The normal dosage is 0.5%~3.0%
Specification
Items

Limits

Test Methods
Melting point℃,

59.5-62.0

GB/T617
Reduction after steam,%

1max

\
Dissociative amine , %(m/m)

0.2max

\
Ash content, %(m/m)

0.4max

GB/T508
Package, Storage and Transportation:
The product should be packed, marked, stored, transported and accepted on delivery according to SH0164. It is nonflammable, inexplosive and incorrosive.
Toxicity:
When using T531,general precautions should be complied with for disposing dense chemicals and blending additives into base oil. It should be clean washed with detergent, soap and water if it contacts skin.

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