| IMPA编码 | 791220 |
| 产品单位 | PCE |
| Title | LAMP SODIUM HIGH PRESSURE, R-BULB NHR400 E-39 400W |
| Description | A high pressure sodium lamp which gives superior colour rendition characteristics, has a rated life of 24,000 hours, a 2100K colour temperature factor and a very high lumen output almost twice that of comparable mercury vapour lamps. |
| IMPA版本 | 8th Edition |
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