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发表于 4-4-2008 03:19 AM
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回复 45# jeeshyan 的帖子
如果你知道它得到的是nsf什么标准对你的销售有更大帮助。
NSF/ANSI Std. 42, 44, 53, 55, 58, 62, 177
42 - Drinking Water Treatment Units - Aesthetic Effects
44 - Cation Exchange Water Softeners
53 - Drinking Water Treatment Units - Health Effects
55 - Ultraviolet Microbiological Water Treatment Systems
58 - Reverse Osmosis Drinking Water Treatment Systems
62 - Drinking Water Distillation Systems
177 - Shower Filtration Systems - Aesthetic Effects |
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