Sigma-Aldrich
Hanna HI 2210 &HI 2211 bench pH meters
Hastelloy® B-3 alloy, Ni65Mo28.5Cr1.5Fe1.5(Co+Mn+W)3.5max
Hastelloy® C276-heat resisting alloy, Ni57Mo17Cr16FeWMn
Haynes® 230 alloy
Hellebrigenin-3-O-в-glucoside