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| Brand | Jiubin Instruments |
|---|---|
| Model | JB-319B |
| Origin | Shanghai, China |
| Applicable Standard | GB/T 8333–2008 |
| Burner Inner Diameter | Φ9.5 ± 0.5 mm |
| Burner Length | 102 mm |
| Adjustable Flame Height | 20–175 mm |
| Maximum Flame Temperature | 1100 °C (Bunsen burner flame at 960 °C ± 20 °C) |
| Timing Range | 0–99 min 99 sec (flame application & afterflame duration) |
| Gas Supply | Liquefied Petroleum Gas (LPG) or Town Gas |
| Air Adjustment Port | Integrated |
| Compliance | GB/T 8333–2008 (equivalent to ISO 5657:1997 for vertical flame propagation on rigid cellular plastics) |
| Warranty | 12-month parts and labor coverage |
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