Category: 202010
Significance of ultraviolet light accelerated aging test machine for rubber industry

China is one of the fastest-growing countries in the rubber industry in the world. While t…

Shimadzu GC-14CP FTD gas chromatograph operating procedures

1. Connect the analytical packed column to the corresponding inlet and detector. Remove the col…

Waiting for Godot (excerpt) ppt (Compulsory 5 for Guangdong Education Edition) courseware

"Waiting for Godot (excerpt)" courseware (Compulsory 5 for Guangdong Education Editio…

Spectrometer-Atomic Absorption Spectrophotometer Determination Method of Trace Elements in Imported Chemical Fertilizer

Abstract: This standard stipulates the method for determining the content of trace element…

Morphological characteristics of spruce


Arbor, up to 45 meters, with a breast diameter of 1 meter; bark ligh…

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