🚰 Understanding GOST 3351-74: Drinking Water Quality Analysis
Water collected specifically for these tests must not be preserved with chemicals. gost 3351 74 skachat besplatno pdf
Methods to measure the presence of suspended particles (such as silt, clay, or organic matter) that interfere with light passing through the water. 📋 Strict Sampling Rules divided into four primary sensory vectors:
Detailed photometric methods to determine the transparency and hue of the water using a platinum-cobalt scale. gost 3351 74 skachat besplatno pdf
Outlines safe protocols for tasting water samples to identify qualitative characteristics and intensity.
The document outlines both sensory (organoleptic) and photometric testing methods, divided into four primary sensory vectors: