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水質検査のNTU基準

2016-11-21View Original

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皆さん、質問ですが、水質検査のNTU値は、数値が小さいほど良いのでしょうか?
Reply #22016-11-21
NTU:NTUとは散乱濁度単位のことで、水質を測定するための重要な指標です。これは、装置が入射光と90°の角度にある方向で散乱光の強度を測定することを示します。水の濁り具合は、水中に含まれる微量の不溶性懸濁物質やコロイド物質によって引き起こされます。濁度の**規定基準は1NTUで、濁度が低いほど水質は良く、濁度が高いほど水質は悪いとされます。

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