Folic Acid ELISA kit (minimum detection level 2.0 ng/ml) is available to purchase from BioSupply. S...
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Vitamin B12 ELISA kit (minimum detection level 0.3 ng/ml) is available to purchase from BioSupply. ...
Vitamin H (Biotin) ELISA kit (minimum detection level 0.5 ng/ml) is available to purchase from BioSu...