| Category | Other Engineering Material , Additive/Filler for Polymer |
| Manufacturer | Hong Kun Group |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Hong Kun Group UV 571 UV Absorber.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Loss On Ignition | <= 1.0 % @Temperature 214 °C, Time 900 sec |
<= 1.0 % @Temperature 417 °F, Time 0.250 hour |
volatile loss weight |
| <= 2.0 % @Temperature 231 °C, Time 900 sec |
<= 2.0 % @Temperature 448 °F, Time 0.250 hour |
volatile loss weight | |
| Viscosity Measurement | <= 1.5 | <= 1.5 |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.57 | 1.57 | nD20 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Appearance | clear viscous yellow liquid | |
| Purity (%) | >= 85 | |
| Residue (%) | <= 0.2 | |
| Specific Absorption (10mg/l, in chloroform) | <= 0.3496 | at 303nm |
| <= 0.3654 | at 343nm |