GB/T 31750-2015 English PDF

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GB/T 31750-2015: Method for the determination of active content of anilofos emulsifiable concentrate (EC) -- High performance liquid chromatography (HPLC)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 31750-2015	149	Add to Cart	3 days	Method for the determination of active content of anilofos emulsifiable concentrate (EC) -- High performance liquid chromatography (HPLC)	Valid

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Basic data

Standard ID: GB/T 31750-2015 (GB/T31750-2015)
Description (Translated English): Method for the determination of active content of anilofos emulsifiable concentrate (EC) -- High performance liquid chromatography (HPLC)
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G23
Classification of International Standard: 65.100
Word Count Estimation: 7,778
Date of Issue: 2015-07-03
Date of Implementation: 2015-11-02
Quoted Standard: GB/T 6682
Regulation (derived from): National Standard Announcement 2015 No.22
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 method for the determination anilofos EC active ingredient content. This Standard applies to the determination of phosphorus Lufthansa barnyard EC active ingredient content. NOTE: anilofos other name, structural formula and basic physicochemical parameters, see Appendix A.

GB/T 31750-2015: Method for the determination of active content of anilofos emulsifiable concentrate (EC) -- High performance liquid chromatography (HPLC)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Method for the determination of active content of anilofos emulsifiable concentrate (EC). High performance liquid chromatography (HPLC) ICS 65.100 G23 National Standards of People's Republic of China Anilofos EC active ingredient content Determination of liquid chromatography concentrate (EC) -Highperformanceliquidchromatography (HPLC) Issued on. 2015-07-03 2015-11-02 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 Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee on Pesticides (SAC/TC133) centralized. This standard was drafted. Tianjin People's Republic of China Exit Inspection and Quarantine. The main drafters of this standard. Lu Gang, Gao Jian, Xu Bin, Chen Chun, Zhang Jiangping, Caoli Jing, Zhang Bin. Anilofos EC active ingredient content Determination of liquid chromatography

1 Scope

This standard specifies the method for the determination anilofos EC active ingredient content. This standard applies to the determination of phosphorus Lufthansa barnyard EC active ingredient content. NOTE. anilofos other name, structural formula and basic physicochemical parameters, see Appendix A.

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. GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)

3 Method summary

Sample with toluene and 1,4-dioxane mixed solution dissolved with Si60 as filler liquid chromatography column separating a sample with a UV detector (241nm) detection, external standard.

4 Reagents and solutions

4.1 toluene, chromatography. 4.2 1,4-dioxane, chromatography. 4.3 isooctane, HPLC grade. 4.4 mobile phase, ψ (isooctane .0.15% 1,4-dioxane in water) = 90.10. 4.5 water, test water should meet the GB/T 6682 in two water requirements. 4.6 anilofos standard, known anilofos mass fraction, w≥95.0%.

5 Instruments

5.1 High performance liquid chromatograph. a variable wavelength UV detector. 5.2 Column. 250mm × 4.6mm (inside diameter) stainless steel column, Si60 filler contents, particle size 5μm. 5.3 ultrasonic cleaner. 5.4 Analytical balance with an accuracy of 0.1mg. 5.5 sample loop. 20μL.

6 HPLC conditions

6.1 flow rate. 2.5mL/min. ......

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