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QB/T 5219-2018Determination of sodium gualenate in toothpaste - High performance liquid chromatography (English PDF)

牙膏中薁磺酸钠含量的测定高效液相色谱法

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

February 9, 2018

Implementation date

July 1, 2018

Scope

QB/T 5219-2018 is the English-translated version of 牙膏中薁磺酸钠含量的测定高效液相色谱法.

QB/T 5219-2018 — This standard specifies the determination principle, reagents and materials, instruments and equipment, analytical procedures, calculation results, detection limits, recovery rates and allowable differences of the determination method of sodium sulfonate in toothpaste.

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Document preview — QB/T 5219-2018

National Standard of the People's Republic of China

Classification: Y 43

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the determination principle, reagents and materials, instruments and equipment, analytical procedures, calculation results, detection limits, recovery rates and allowable differences of the determination method of sodium sulfonate in toothpaste. The standard detection concentration of sodium sulfonate is 0.15mg/L, the quantitative concentration is 0.5mg/L; when the sampling amount is 0.5g, the detection limit of the method is 30mg/kg, and the limit of quantification is 100mg/kg.

Document data

Chinese classification (CCS): Y43.

Estimated length of the Chinese original: 6,647 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

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