Appearance:Transparent oily liquid
Chrominance(Pt-Co)≤ :25
Purity% ≥:99.7
Acidity (calculated by phthalic acid) ≤:0.003
Flash point/℃ ≥:203
Density(20℃)/(g/㎝³):0.984
Moisture content%≤:0.03
Volume resistivity,×109Ω·m≥:2.6
Project | TECHNICAL INDEX | Inspection results | ||||
Premium grade |
First-grade products |
Qualified products |
||||
Appearance |
Transparent oily liquid |
|
|
Transparent oily liquid |
||
Chrominance(Pt-Co) ≤ |
30 |
40 |
60 |
25 |
||
Purity% ≥ |
99.5 |
99.0 |
99.0 |
99.7 |
||
Acidity (calculated by phthalic acid) ≤ |
0.010 |
0.015. |
0.030 |
0.003 |
||
Flash point/℃ ≥ |
196 |
192 |
203 |
|||
Density(20℃)/(g/㎝³) |
0.982-0.988 |
0.984 |
||||
Moisture content%≤ |
0.10 |
0.15 |
0.15 |
0.03 |
||
Volume resistivity,×109Ω·m≥ |
1.0 |
1〕 |
-- |
2.6 |
||
Result: Premium products |