Објављен
Specifies three methods: Method A - density gradient column method without a preconditioning heating and cooling cycle; method B - displacement of water and determination of change of weight method; method C - density gradient column method with a preconditioning heating and cooling cycle.
ОБЈАВЉЕН
ISO 7258:1984
90.60
Завршетак поступка преиспитивања стандарда
5. 3. 2026.