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What exactly is the difference between chromatography, spectroscopy and mass spectrometry?
- 2022-12-21
Briefly, the definitions of the three. Mass spectrometry: qualitative, quantitative, allowing inferences to be made about the composition of a substance. Chromatography: quantitative, allows to distin...
Introduction to static testing of automotive safety restraint systems
- 2022-12-23
Car safety restraint system as one of the most critical parts of the occupant protection, when the vehicle collision to the occupant restraint and avoid the collision when the occupant and the steerin...
What is the meaning of color fastness? Why should we test color fastness?
- 2022-12-15
What is color fastness? Color fastness (Color fastness) is also known as dyeing fastness, dyeing fastness. It refers to the resistance of the color of the textile to various effects in the process and...
Introduction to the appearance of the assault jacket testing methods
- 2022-12-09
In recent years, the consumer market of outdoor products has been sought after by the public, and the consumer market of outdoor products in China has been maintaining a high growth rate. Functional c...
GBT4802.1-2008 round track method of pilling method introduction
- 2022-12-05
In real life, often encounter clothing products in the process of wearing or care of the phenomenon of pilling and pilling, which seriously affects the appearance of clothing, not only to consumers ca...
Salt Spray Test Concept
- 2022-12-01
The salt spray test is an environmental test that uses salt spray test equipment to create artificially simulated salt spray environmental conditions to confirm the corrosion resistance of a product o...
Folding and abrasion resistance of footwear
- 2022-11-07
Folding resistance Test standard: Experimental principle: experiment procedure: Wear resistance GB/T 3903.2-2008 Use a toothed metal grinding wheel to press vertically on the sole of the sample, and w...
Knowledge of color fastness to soaping
- 2022-10-28
Do you look at the laundry label when washing clothes? Why does the soap sometimes develop color when washing clothes? 1 What is the testing principle of color fastness to soaping? According to GB/T39...
What are the similarities and differences in the heat holding rate and thermal resistance test of textiles?
- 2022-10-28
Define 1, heat preservation rate: the percentage of heat dissipation without sample and the difference between heat dissipation and heat dissipation without sample. 2, thermal resistance: the temperat...
Methods for measuring hygroscopicity of fibrous materials
- 2022-10-28
The measurement methods of hygroscopicity of fiber materials can be divided into direct measurement method and indirect measurement method. 1. Direct measurement method A measurement of the weight of ...

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