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in Pb <= 3 ppm o
Modified Barth's Solution (MBS) is used for storage and maintanance of oocytes from Xenopus laevis
Used in a wide variety of biochemical applications including as nutrient in buffers or culture media
MgCl2 = 1 mM
Hepes has high solubility and is membrane impermeable
Hepes 250g (PH.EUR., USP) Cell & Tissue Media in Pb <= 3 ppmHEPES (4 (2 Hydroxyethyl)piperazine 1 ethane sulfonic acid) has been described as one of the best all purpose buffers available for use in biological research. The molecule is zwitterionic at most biological pHs and is most effective as a buffer at pH 6. 0 to 8. 5. May be used in isoelectric focusing applications and as a buffer in the quantitative and selective measurement of antigen antibody reactions. HEPES has no nutritional benefit to cells. The
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