The standard QB/T 2719-2015 Leather, Chemical Testing, Determination of Total Sulfate Ash and Sulfate-Insoluble Ash in Saline water specifies the determination method of total sulfate ash and its water insoluble content in leather. By measuring the sulfate content in leather samples, the chemical composition of leather and its Stability during use can be evaluated to ensure that leather products meet mass standards and Environmental requirements.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
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