Welcome to GRGTEST!
Service Hotline 400-602-0999
Tea Test
As the food technology team of GRG Test has accumulated many years of experience in tea test, providing more professional and reliable testing services for you, including the tea sensory, chemical indicators, heavy metals test, etc.
Service Introduction
Tea refers to the product that uses fresh tea leaves as raw materials, using a specific process without additives for people to drink or eat. There are various kinds of tea. After brewing, the taste of tea is pure, natural or mellow, which is deeply loved by people. However, the risk of pollutants may be caused in the whole process from planting to processing, production and storage due to the different planting environment and processing procedure of tea trees. 
 

Test Cycle: 

7 working days, urgent services are available
 

Product Category: 

Black tea, green tea, oolong tea, white tea, scented tea, dark tea, brick tea, tea bag, etc. 
 

Test Items: 

Category Item
Sense Sensory quality
Physical index Powder, fannings, tea stalks, non-tea inclusions and net content
Chemical index Moisture, aqueous extracts, total ash, water-soluble ash, alkalinity of water-soluble ash, water-insoluble ash, acid-insoluble ash, content of dry matter, crude fiber, free amino acid, caffeine, tea polyphenol, fluorine content
Heavy metal pollutant Lead, arsenic, copper, chromium, cadmium, mercury, tin

 

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