ROHS检测校准固体标准品 Calibration Standard Discs for PE (Polyethylene) Analysis RoHS compliant polyethylene discs for analysis of metals in polyolefins. Elemental concentrations (mg/kg) are approximate and may vary from batch to batch.
包装：Each set consists of 10 discs（(2 each of Standards 1-5） 货号：ROHS-PE-SET5
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