T77-113

Basic silicones for industrial use. Determination of mean relative molecular mass. Gel-permeation chromatographic method.

Cette norme s'adresse aux personnes qui sont concernées par les silicones en tant que matières premières quelque soit leur état physique. Elle permet de déterminer la masse moléculaire relative moyenne en masse et en nombre des silicones par chromatographie par perméation de gel et d'en déduire leur polydispersité.

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