Hcg Serum Control 1 Set, Box Of 3

Details:

Control^ hcg serum controls, tri-level, for use with qualitative hcg serum tests, positive hcg at approx. 250Miu/ml w/ preservatives, low positive hcg at approx. 25Miu/ml with preservatives. Negative hcg at no detectable level of hcg with preservatives, size: 3 x 2.5Ml per pack