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KN95 Respirator Mask, 4 layers, Box of 50 -LP-KN95-001BOX50
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Harley N95 NIOSH Certified Particulate Respirator Mask, Folder Style 20/Box - L-188
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Lab Pro Mask KN95 (K-N95) Pack of 50 - LP-MASK2-K95 - 40% OFF
$125.00$75.00 -
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MilliporeSigma HEPES, Free Acid 1PC x 5KG - 5340-5KG
$3,570.00
Description
HEPES, Free Acid 1PC x 5KG - 5340-5KG
A zwitterionic N-substituted aminosulfonic acid buffer. HEPES has its maximum buffering capacity very near the pH of mammalian tissue fluids (pKa of 7.31 at 37°C). Exhibits no metal binding and has a small temperature dependent ?pKa of -0.014/°C.
A zwitterionic N-substituted aminosulfonic acid buffer. HEPES has its maximum buffering capacity very near the pH of mammalian tissue fluids (pKa of 7.31 at 37°C). Exhibits no metal binding and has a small temperature dependent ?pKa of -0.014/°C.
