This standard specifies the method of natural Stone acid resistance test, including required instruments and equipment, reagents, sample preparation, test steps, result evaluation and reporting requirements. It is mainly used to test the resistance of natural Stone to sulfur dioxide gas corrosion. The standard details the specification requirements of the instruments used (such as Balance, glossmeter, drying oven, etc.), and the purity standards of the reagents (such as sulfuric acid, anhydrous sodium sulfite). Applicable to the durability evaluation of natural Stone in the construction and decoration field.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | Q21 | ICS | 91.100.15 |
| Release Date | 2020-03-06 00:00:00 | Implementation Date | 2021-02-01 00:00:00 |