DIN EN ISO 16634-2 E : 2016现行
FOOD PRODUCTS - DETERMINATION OF THE TOTAL NITROGEN CONTENT BY COMBUSTION ACCORDING TO THE DUMAS PRINCIPLE AND CALCULATION OF THE CRUDE PROTEIN CONTENT - PART 2: CEREALS, PULSES AND MILLED CEREAL PRODUCTS (ISO 16634-2:2016)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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