GB/T 19182-2003 in English

ABOLISHED

Coffee—Ddtermination of caffeine content—Method using high-performance liquid chromatography

Issued on:2003-06-04
Implemented on:2003-12-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $300.00
$291.00

Standard No:	GB/T 19182-2003
Document status:	ABOLISHED
Superseded on:	2015-05-01
Title in English:	Coffee—Ddtermination of caffeine content—Method using high-performance liquid chromatography
Title in Chinese:	咖啡咖啡因含量的测定高效液相色谱法
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2003-06-04
Implemented on:	2003-12-01
ICS Classification:	67.140.20-Coffee and coffee substitutes
Chinese Classification:	X51-Beverage products
Professional Classification:	GB-National Standard
Related Keywords:	caffeine content method coffee ddtermination caffeine content high-performance liquid chromatography scopethis standard decaffeinated coffee extracts
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Determination of Caffeine Content - High Performance Liquid Chromatography Determination of caffeine content in coffee Liquid phase determination of caffeine in tea caffeine experiment Caffeine Determination High Performance Liquid Chromatography caffeine liquid phase "Determination of Coffee Caffeine Content by High Performance Liquid Chromatography" Determination of caffeine content in coffee coffee caffeine content General caffeine content caffeine content in caffeine in High performance liquid phase content determination method coffee coffee content Determination of caffeine in tea HPLC version liquid phase factor Hong Kong style coffee shop HPLC pretreatment Bulk Coffee Quality Caffeine Chromatography Caffeine content in tea Chromatographic Caffeine Caffeine content in tea drinks caffeine in coffee HPLC pretreatment coffee front Efficient genetic testing caffeine content tea Hong Kong style coffee shop Americano Determination of Caffeine Content in Coffee by High Performance Liquid Chromatography Liquid Chromatography Main Measurements Liquid phase relative quantification HPLC Standards LC relative factor Caffeine Determination Liquid Chromatography coffee account Caffeine content of tea LC factor animal coffee Caffeine content in tea caffeine tea content Liquid Phase + Caffeine Content Coffee Sour Tablets HPLC a instant coffee powder Water Content Chromatography coffee ingredients Liquid Chromatography + Assay Analysis of caffeine content Columns for liquid chromatography HPLC index LC Flow coffee network HPLC Imported high performance liquid chromatography Caffeic acid 99 High Performance Liquid Chromatographyi HPLC content caffeine liquid chromatography High performance liquid chromatography analysis of caffeine "caffeine caffeine electrophoresis caffeine in coffee hplc Mass Spectrum Peak Height Content caffeine during pregnancy food caffeine content Solvents for HPLC Determination of Bennaphthalenthracene Content by High Performance Liquid Chromatography coffee golden ear Determination of Caffeine Content by High Performance Liquid Chromatography How to Measure the Caffeine in Coffee It is illegal to measure big guys coffee product caffeine Brown rice Determination of Caffeine in Tea by High Performance Liquid Chromatography High Performance Liquid Chromatography-Fluorescence 2 grams of caffeine in coffee Puca Group MS Caffeine caffeine liquid chromatography Analysis of caffeine content HPLC for caffeine coffee parameters coffee dementia Color spectrum of caffeine Efficient water content detection method peptide coffee caffeine basis Determination of Caffeine Content by Liquid Chromatography Liquid Chromatography Measuring Range Caffeine HPLC Analysis aqueous liquid chromatography GBT19182 GB/T 19182-2003 HPLC content gas phase liquid phase LC content liquid chromatography How to flush the high performance liquid chromatography system HPLC response factor Reasons for the high pressure of high-efficiency liquid phase Reasons for cracked peaks HPLC Calibration factors for gas chromatography internal standard method Causes of chromatographic peaks Reasons for chromatographic peak bifurcation HPLC Use of high performance liquid chromatography High performance liquid chromatography quantitative loop Does the product content in HPLC have an impact on the HPLC column? The reason for the extremely low liquid phase peak height Causes of excessive liquid phase pressure Determination of choline content by liquid chromatography Reasons for incorrect gas chromatography data HPLC measurement of Niuhuang Jiedu tablets Caffeine HPLC Experiment Report liquid phase quantitative method The reason why the peak intensity of university liquid chromatography is very high Reasons for the decrease in column efficiency of liquid chromatography columns HPLC Commonly used quantitative methods for liquid chromatography include the following Method for measuring column efficiency of reversed-phase liquid chromatography Liquid phase content standard curve Liquid chromatography method for determination of sodium ion content in solutions Low caffeine determination Methods for Calculating Correction Factors for Liquid Chromatography Liquid phase method for determination of cadmium content How to detect caffeine Liquid phase detection method of Bosein Caffeine detection method Coffee grounds weight measurement Methods to increase dead volume in ultra-high performance liquid chromatography How to detect caffeine in water caffeine products Liquid Chromatography National Metrology The significance of liquid phase qualitative and quantitative methods Coffee machine industry How to build high performance liquid phase Detection of caffeine in tea black coffee group Method for testing content using liquid chromatography Transfer factor injection content determination method Limit of quantitation for liquid phase methods caffeine substance international Caffeine reagent test kit regulations Detection method of Annatto coffee Reasons for large fluctuations in high-performance liquid chromatography detection methods Method for determination of coffee berry moisture content Caffeine safe Caffeamide determination method Liquid chromatography quantitative method

《GB/T 19182-2003咖啡咖啡因含量的测定高效液相色谱法》由TC64（全国食品工业标准化技术委员会）归口，主管部门为国家标准化管理委员会。
本标准规定用高效液相色谱测定普通的和脱咖啡因的生咖啡和焙炒咖啡豆，以及普通的和脱咖啡因的咖啡抽提粉中的咖啡因含量的一种方法。

Scope

This standard specifies a method for the determination of caffeine content in regular and decaffeinated green and roasted coffee beans, and in regular and decaffeinated coffee extracts, by high performance liquid chromatography.

More samples: JJG 21-2008 JC/T 2453-2018 NB/T 47013.2-2015

Sample only — not a preview of GB/T 19182-2003

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