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Concrete admixture GB 8076-200 ×

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This standard specifies the terms and definitions, requirements, test methods, inspection rules, packaging, manufacture, storage and return of admixtures for cement concrete. This standard is suitable for high performance water reducing agent (early strength type, standard type, retarding type), superplasticizer (standard type, retarding type), ordinary water reducing agent (early strength type, s...

Determination of nitrite in cosmetics - Ion chromatographic

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This standard specifies the determination of nitrite in cosmetics. This standard applies to skin care cosmetics in the determination of nitrite. The detection limit of this standard for nitrite is 0.000 025% and the limit of quantification is 0.000 05%. Download Document ...

Determination of sulfuric acid mist by fixed sources - Ion c

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This standard specifies the determination of sulfuric acid mist in fixed sources of waste gas by ion chromatography. This standard is applicable to the determination of sulfuric acid mist in the exhaust gas of fixed pollution source. The detection limit is 0.12μg / ml when the filter cartridge is prepared into 250ml sample. When the sampling volume is 400L, the detection limit is 0.08mg / m3, the...

Determination of seven anions in livestock and poultry waste

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This paper specifies the determination of fluoride ion (F-), chloride ion (C1-), nitrite ion (NO-) bromide ion (Br-) nitrate ion (NO-) sulfate ion in livestock and poultry wastewater by ion chromatography (SO-) and phosphate ion (PO-) seven anions. Download Document ...

Determination of chloride content of liquid dyes - Ion chrom

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This standard specifies the method for the determination of chloride (C1) ions in water-soluble liquid dyes by ion chromatography. This standard is suitable for the determination of trace chlorine (C1-) ion content in water-soluble liquid dyes by ion chromatography. Download Document ...

Feed additives Natural betaine GB / T21515-2008

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This standard specifies the requirements, test methods, inspection rules and labeling, labeling, packaging, transportation and storage of natural betaine for feed additives separated and processed by beet molasses by chromatography. This standard applies to feed additives natural betaine. Download Document ...

Determination of starch syrup in honey - Ion chromatographic

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This standard specifies the determination method of starch syrup, such as fructose syrup, maltose syrup, maltose syrup and chewing gum, in honey. Download Document ...

Determination of cations in industrial cooling circulating w

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This standard specifies the determination of NA +, NH +, K +, MG2 + and CA2 + content in industrial circulating cooling water. This standard also applies to the determination of NA +, NH +, K +, MG2 + and CA2 + levels in surface water, groundwater and other industrial water. Download Document ...
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