
Moisture Regain Calibration in Solvent Extraction Tariff Classification Tests
Solvent extraction removes non-fibrous sizing and oils before applying statutory moisture regains to clean dry fibre masses for tariff classification.

Solvent extraction removes non-fibrous sizing and oils before applying statutory moisture regains to clean dry fibre masses for tariff classification.

Baseline moisture allowances convert raw lot weight into commercial mass using ISO regains to prevent paying yarn prices for ambient water.

Commercial weight equals dry polymer mass multiplied by one plus the standard commercial regain percentage, converting tested moisture levels into trade invoices.

Official moisture regain converts bone-dry wool yarn mass into contractually billable commercial weight, eliminating ambient moisture volatility from financial settlements.

Commercial mass calculations adjust raw import dock weights to certified oven-dry mass plus standard moisture regain values for exact invoice settlement.
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