Procedures for assessing the nature and intensity of smells. Testers evaluate the water at both room temperature ( 20∘C20 raised to the composed with power C ) and elevated temperature ( 60∘C60 raised to the composed with power C ) to release volatile compounds.
Outlines safe protocols for tasting water samples to identify qualitative characteristics and intensity.
Detailed photometric methods to determine the transparency and hue of the water using a platinum-cobalt scale. gost 3351 74 skachat besplatno pdf
Testing must be performed no later than 2 hours after initial collection to prevent physical and chemical shifts from altering the results.
While many jurisdictions have transitioned to newer regional standards like or modern SanPiN regulations, the testing procedures outlined in GOST 3351-74 remain highly referenced for historical and educational purposes in water treatment. 🔬 Core Methods of Analysis Procedures for assessing the nature and intensity of smells
To ensure high-precision results, the standard dictates rigid rules for handling samples: The sample volume must be at least
Water collected specifically for these tests must not be preserved with chemicals. 🔬 Core Methods of Analysis To ensure high-precision
You can download the for free via CAWater-Info or obtain the complete file from OpenGost.ru .