[KongchangAI]
Unverified80% confidenceFactTime unknown

TDS笔判断净水/纯水标准:饮用水TDS一般50-300ppm,RO纯水应<50ppm;养虾水草缸需软水时TDS通常控制在80-150ppm,观赏鱼淡水缸参考150-250ppm,读数需结合品种要求而非越低越好

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