活动仅对DMA 35手持式密度计, ViscoQC系列旋转粘度计客户有效
NIST-traceable polydisperse particle standard 10-100 µm • 10 x 1 g of certified reference material for PSA validation according to ISO 13320 • For liquid mode validation of PSA 990 and PSA 1090 • For dry mode val