This standard specifies the method for the determination of chloride ions in soil by ion chromatography. This standard applies to the determination of chlorine in soil. The detection limit of this method is 0.05mg / kg (in CL). The detection limits were 1 mg / kg and 1.4 mg / kg, respectively. Download Document ...
Determination of inorganic anions in water - Ion chromatogra
This standard is applicable to the determination of adsorbable organic halogens (AOX) in water and sewage. Including adsorbable organic chlorine (AOCl), organic fluorine (AOF) and organic bromine (AOBR). Download Document ...
Code for the inspection of water quality of urban water supp
本标准规定了工业循环冷却水中 Na+ 、 NH4+ 、 K+ 、 Mg2+ 和 Ca2+ 含量的测定方法。 本标准也适用于地表水、地下水和其他工业用水中 Na+ 、 NH4+ 、 K+ 、 Mg2+ 和 Ca2+ 含量的测定方法。 This standard specifies the determination of Na +, NH4 +, K +, Mg2 + and Ca2 + in industrial circulating cooling water.This standard also applies to the determinati...
This standard specifies the classification, requirements, inspection methods, inspection rules and marking, packaging, transportation and storage of natural mineral water. This standard applies to drinking natural mineral water production, testing and sales. Download Document ...
Determination of nitrite and nitrate in foodstuffs GB / T 50
This standard specifies the method for the determination of nitrite in foods. This standard applies to the determination of nitrite and nitrate in food. The detection limits of nitrite and nitrate in ion chromatography were 0.4mg / kg and 0.8mg / kg respectively. The detection limits of nitrite and nitrate were 1mg / kg and 1.4mg / kg respectively in spectrophotometry. ownload Document ...
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