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硝酸还原酶法测定水中亚硝酸盐硝酸盐的标准试验方法

Standard Test Method for Nitrite-Nitrate in Water by Nitrate Reductase

硝酸铵 第7部分：亚硝酸盐含量的测定方法

Ammonium nitrate — Part 7 : Methods for determination of nitrite content

食品.硝酸盐和/或亚硝酸盐含量测定.概述

Foodstuffs - Determination of nitrate and/or nitrite content - General considerations

食品.硝酸盐和/或亚硝酸盐含量测定.硝酸盐到亚硝酸盐酶催化还原后肉制品中硝酸盐和亚硝酸盐含量的光谱测定

Foodstuffs - Determination of nitrate and/or nitrite content - Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite

食品.硝酸盐和/或亚硝酸盐含量测定.肉制品中硝酸盐和亚硝酸盐含量测定的离子交换色谱(IC)法

Foodstuffs - Determination of nitrate and/or nitrite content - Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

食品.硝酸盐和/或亚硝酸盐含量测定.含蔬菜的婴幼儿食品中硝酸盐.酶催测定

Foodstuffs - Determination of nitrate and/or nitrite content - Enzymatic determination of nitrate content of vegetable-containing food for babies and infants

肉及肉制品 亚硝酸盐和硝酸盐含量的测定 连续流动分析（CFA）方法

Meat and meat products?— Determination of nitrite and nitrate content?— Continuous flow analysis (CFA) method

肉类及肉制品 亚硝酸盐和硝酸盐含量的测定 离子色谱法

Meat and meat products. Determination of nitrite and nitrate content. Ion chromatography method

天然植物提取物中：Τ煞置览逵锹既肟诠偻 第1部分：亚硝酸盐的测定

Detection of Hazardous Components in Natural Plant Extracts Part 1: Determination of Nitrite

酱腌菜咸胚中亚硝酸盐的测定 顶空-气相色谱法

Determination of nitrite in pickled vegetable embryos by headspace-gas chromatography method

食品硝酸盐和/或亚硝酸盐含量的测定 DIN 第1部分：一般考虑因素

Foodstuffs – Determination of nitrate and/or nitrite content DIN Part 1: General considerations

食品.硝酸盐和/或亚硝酸盐含量测定.第1部分:一般要求

Foodstuffs - Determination of nitrate and/or nitrite content - Part 1: General considerations (including Amendment A1:1999); German version EN 12014-1:1997 + A1:1999

食品 硝酸盐和/或亚硝酸盐含量的测定 第1部分：一般考虑因素（包括修正案 A1:1999）

Foodstuffs - Determination of nitrate and/or nitrite content - Part 1: General considerations (including Amendment A1:1999); German version EN 12014-1:1997 + A1:1999

食品.硝酸盐和/或亚硝酸盐含量测定.第3部分:硝酸盐酶催化还原成亚硝酸盐后肉制品中硝酸盐和/或亚硝酸盐含量的光谱测定

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005

食品 硝酸盐和/或亚硝酸盐含量的测定 第3部分：将硝酸盐酶还原为亚硝酸盐后肉制品中硝酸盐和亚硝酸盐含量的光谱测定

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005

食品.硝酸盐和/或亚硝酸盐含量测定.第4部分:肉制品中硝酸盐和/或亚硝酸盐含量的离子交换色谱法

Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products; German version EN 12014-4:2005

食品硝酸盐和/或亚硝酸盐含量的测定第4部分：测定肉制品硝酸盐和亚硝酸盐含量的离子交换色谱（IC）方法

Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products; German version EN 12014-4:2005

食品.硝酸盐和/或亚硝酸盐含量测定.第5部分:含蔬菜的婴幼儿食品中硝酸盐含量酶催测定

Foodstuffs - Determination of nitrate and/or nitrite content - Part 5: Enzymatic determination of nitrate content of vegetable-containing food for babies and infants; German version EN 12014-5:1997

水质.亚硝酸盐的测定.分子吸收光谱法

Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993

奶和奶制品 硝酸盐含量的测定 酶还原反应和Griess反应后分子吸收光谱法(ISO 20541-2008) 德文版本EN ISO 20541-2008

Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular-absorption spectrometry after Griess reaction (ISO 20541:2008); German version EN ISO 20541:2008

食品.硝酸盐和/或亚硝酸盐含量测定.第3部分:硝酸盐到亚硝酸盐酶催化还原后肉制品中硝酸盐和亚硝酸盐含量的光谱测定;代替ENV 12014-3-1998

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite

食品.硝酸盐和/或亚硝酸盐含量测定.第4部分:肉制品中硝酸盐和亚硝酸盐含量测定的离子交换色谱(IC)法;代替ENV 12014-4-1998

Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

居住区大气中硝酸盐检验标准方法 镉柱还原-盐酸萘乙二胺分光光度法

Standard method for the examination of nitrate in the atmosphere of residential areas

食品安全国家标准 食品中亚硝酸盐与硝酸盐的测定

National food safety standard Determination of nitrite and nitrate in foods

食品安全国家标准 食品中亚硝酸盐与硝酸盐的测定

Determination of Nitrite and Nitrate in Food Safety National Standards

硝酸盐和亚硝酸盐的测定 亚硝酸盐紫外光度法

Determination of nitrate and nitrite - Nitrite UV photometric method

饲料中亚硝酸盐的测定 比色法

Determination of nitrite in feeds—Colorimetry method

大气降水中氟、氯、亚硝酸盐、硝酸盐、硫酸盐的测定 离子色谱法

Determination of fluoride,chloride,ntrite,nitrate,salfate in the wet precipitation.Ion chromotography

大气降水中亚硝酸盐的测定 N-(1-萘基)-乙二胺光度法

Determination of nitrite in the wet precipitation.N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry

大气降水中硝酸盐的测定

Determination of nitrate in the wet precipitation

化妆品中亚硝酸盐的测定.离子色谱法

Determination of nitrite in cosmetics by ion chromatography method

表面活性剂中硝酸盐和亚硝酸盐的测定 离子色谱法

Determination of nitrate and nitrite in surfactants. Ion chromatography

锅炉用水和冷却水分析方法.亚硝酸盐的测定

Analysis of water used in boiler and cooling system.Determination of nitrite

试剂. 亚硝酸盐杂质的测定方法

Reagents. Methods for determination of nitrites impurity

肉及肉制品.亚硝酸盐的测定方法

Meat and meat products. Determination of nitrite content

牛奶和奶制品. 硝酸盐和亚硝酸盐含量的测定方法

Milk and milk products. Method for determination of nitrate and nitrite contents

水. 含氮物质的测定方法

Water. Methods for determination of nitrogen-containing matters

确保测量可追溯性的国家系统. 食品中亚硝酸盐和硝酸盐的测定仪器. 验证程序

State system for ensuring the traceability of measurements. Instruments for determination the nitrites and nitrates in food. Verification procedure

肉类和肉制品. 硝酸盐的测定方法

Meat and meat products. Method of nitrates determination

酪蛋白与酪蛋白酸盐.硝酸盐与亚硝酸盐含量质量比例的测定方法

Caseins and caseinates. Method of determination of nitrate and nitrite contents

乳酪.硝酸盐与亚硝酸盐含量的测定方法

Cheese. Method for determination of nitrate and nitrite contents

奶和奶制品.硝酸盐含量的测定.酶减少方法和Griess反作用后分子吸收光谱测定法

Milk and milk products. Determination of nitrate content. Method by enzymatic reduction and molecular-absorption spectrometry after. Griess reaction

烟草.硝酸盐含量的测定.连续流分析法

Tobacco - Determination of nitrate content - Continuous-flow analysis method

肉及肉制品 亚硝酸盐和硝酸盐含量的测定 连续流动分析（CFA）方法

Meat and meat products — Determination of nitrite and nitrate content — Continuous flow analysis (CFA) method

水质.使用小型密封管测定水中硝酸盐.第2部分：变色酸显色反应

Water quality — Determination of nitrate in water using small-scale sealed tubes — Part 2: Chromotropic acid colour reaction

肉和肉制品 亚硝酸盐和硝酸盐含量的测定 离子色谱法

Meat and meat products — Determination of nitrite and nitrate content — Ion chromatography method

食品 硝酸根和/或亚硝酸根含量的测定 第3部分：硝酸盐经酶还原为亚硝酸盐后肉制品中亚硝酸根和亚硝酸根含量的分光光度测定

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite

食品 硝酸根和/或亚硝酸根含量的测定 第4部分：测定肉制品中硝酸根和亚硝酸根含量的离子交换色谱法

Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

肉和肉制品 亚硝酸盐和硝酸盐含量的测定 离子色谱法（ISO 7158:2024 等同）

Meat and meat products — Determination of nitrite and nitrate content — Ion chromatography method (ISO 7158:2024, identical)

肉与肉制品 亚硝酸盐和硝酸盐含量的测定 离子色谱法

Meat and meat products - Determination of nitrite and nitrate content - Ion chromatography method

水质.亚硝酸盐的测定.分子吸收光谱测定法

Water quality - Determination of nitrite - Molecular absorption spectrometric method.

食品.硝酸盐和/或亚硝酸盐含量的测定.第1部分:一般考虑

Foodstuffs - Determination of nitrate and/or nitrite content - Part 1 : general considerations.

植物产品中亚硝酸盐与硝酸盐的测定离子色谱法

Determination of Nitrite and Nitrate in Plant Products Ion Chromatography Method

制盐工业通用美利体育登录入口官网方法 亚硝酸盐的测定

General test method in salt industry.Determination of nitrite

出口食品中亚硝酸盐和硝酸盐的测定.离子色谱法

Determination of nitrate and nitrite in food for export.Ion chromatography

出口葡萄酒中可溶性无机盐的测定 离子色谱法

Determination of soluble inorganic salts in export wines by ion chromatography

进出口食用动物、饲料中亚硝酸盐测定 比色法和离子色谱法

Colorimetric and ion chromatographic methods for determination of nitrite in imported and exported food animals and feeds

食品 硝酸盐和/或亚硝酸盐含量的测定 第3部分：肉制品中硝酸盐和亚硝酸盐含量的光谱测定 在酶还原硝酸盐为亚硝酸盐之后

Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite

食源性急性亚硝酸盐中毒诊断标准及处理原则

Diagnostic criteria and principles of management of dietary acute nitrite poisoning

烟用聚丙烯丝束滤棒成型水基胶粘剂.亚硝酸盐的测定 离子色谱法

Determination of nitrite in water-borne adhesives applied on polypropylene tow for making cigarette filter rod.Ion chromatography method