| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 14420-2024 | English | 319 |
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Days<=4
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Analysis of water used in boiler and cooling system - Determination of chemical oxygen demand - Rapid method with potassium dichromate
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GB/T 14420-2024
| Valid |
GB/T 14420-2024
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