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GB/T 31532-2015: Determination of acesulfame potassium and sodium saccharin in toothpaste -- High performance 1iquid chromatcprap1hy
Status: Valid
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| GB/T 31532-2015 | English | 189 |
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Determination of acesulfame potassium and sodium saccharin in toothpaste -- High performance 1iquid chromatcprap1hy
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GB/T 31532-2015
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Basic data | Standard ID | GB/T 31532-2015 (GB/T31532-2015) | | Description (Translated English) | Determination of acesulfame potassium and sodium saccharin in toothpaste -- High performance 1iquid chromatcprap1hy | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y43 | | Classification of International Standard | 71.100.40 | | Word Count Estimation | 9,973 | | Date of Issue | 2015-05-15 | | Date of Implementation | 2015-12-01 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | National Standard Announcement 2015 No. 15 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the HPLC method toothpaste acesulfame potassium and saccharin sodium content. This Standard is applicable to the determination acesulfame potassium and saccharin sodium content in toothpaste. | GB/T 31532-2015: Determination of acesulfame potassium and sodium saccharin in toothpaste -- High performance 1iquid chromatcprap1hy
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Determination of acesulfame potassium and sodium saccharin in toothposte. High performance 1iquid chromatcprap1hy
ICS 71.100.40
Y43
National Standards of People's Republic of China
Determination of toothpaste acesulfame potassium and saccharin sodium
High Performance Liquid Chromatography
Issued on. 2015-05-15
2015-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China National Light Industry Council.
The standard oral care products by the National Standardization Technical Committee (SAC/TC492) centralized.
This standard was drafted. Jiangsu Province Product Quality Supervision and Inspection Institute, Changshu City Product Quality Supervision, Inspection, Jiangsu Longliqi Biological
Technology Co., Ltd. Kunshan City, product quality supervision and inspection.
The main drafters of this standard. Wang Feng, Cai Jing, Wang Li, Hu Jianhua, Zhang Xiaoqiang, Wu Xinyu, Yan Zeming, Tang Zhenhua, Jiang Yang, Zhou Jianqing, Zhang Zheng.
Introduction
At present, China has not yet specified limit values \u200b\u200btoothpaste acesulfame potassium and saccharin sodium, the present standards, measuring only toothpaste acesulfame potassium
And sodium saccharin to provide detection methods.
Determination of toothpaste acesulfame potassium and saccharin sodium
High Performance Liquid Chromatography
1 Scope
This standard specifies a high performance liquid chromatographic method toothpaste acesulfame potassium and saccharin sodium content.
This standard applies to the determination acesulfame potassium and saccharin sodium content in toothpaste.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Laboratory use specifications and test methods GB/T 6682 Analysis
Test Method 3
3.1 Principle
Sample water as solvent by ultrasonic extraction, centrifugation, through 0.45μm membrane filter with a diode array detector with high performance liquid chromatography
Cytometry, external standard.
3.2 Reagents and Standards
3.2.1 Unless otherwise stated, all reagents were of analytical grade, water GB/T 6682 provided a water.
3.2.2 Methanol. chromatographically pure.
3.2.3 ammonium acetate solution (0.02mol/L). Weigh 1.54g ammonium acetate, add water to 1000mL dissolved through 0.45μm membrane filter.
3.2.4 ethanol.
3.2.5 microporous membrane. 0.45μm, the water phase.
3.2.6 Standard. acesulfame potassium and saccharin sodium English name, CAS Registry Number, molecular formula, molecular weight and chemical structure see Figure
Appendix A, a purity of not less than 98%.
3.2.7 mixed standard stock solution. Precision Weigh acesulfame potassium and saccharin sodium in each standard 0.1000g, dissolved in water transferred to 100mL capacity
Flask and washed with water to volume, formulated at a concentration of 1000mg/L of mixed standard stock solution at 4 ℃ dark preservation, valid
Two months.
3.2.8 standard solution. Pipette mixed standard stock solution in the flask a volume of water dubbed the concentration of 5mg/L,
10mg/L, 50mg/L, 100mg/L, 200mg/L mixed standard working solution, and now with the current.
3.3 instruments and equipment
3.3.1 High performance liquid chromatograph. equipped with a diode array detector.
3.3.2 Analytical Balance. a sense of the amount of 0.0001g.
3.3.3 centrifuge. speed of not less than 6000r/min.
3.3.4 ultrasonic cleaner.
3.3.5 flask. 10mL.
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