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![NATtrol SARS Related Coronavirus 2 [SARS CoV 2] External Run Control [6 x 0.5 mL]](/web/image/product.product/4258/image_1024/%5B0002-NATSARS(COV2)-ERC%5D%20NATtrol%20SARS%20Related%20Coronavirus%202%20%5BSARS%20CoV%202%5D%20External%20Run%20Control%20%5B6%20x%200.5%20mL%5D?unique=67e0bf3)