Sigma-Aldrich
甲醛 溶液, Molecular Biology, 36.5-38% in H2O
Sigma-Aldrich
甲醛 溶液, ACS reagent, 37 wt. % in H2O, contains 10-15% Methanol as stabilizer (to prevent polymerization)
SAFC
甲醛 溶液, contains 10-15% methanol as stabilizer, 37 wt. % in H2O
Sigma-Aldrich
甲醛 溶液, Molecular Biology, BioReagent, ≥36.0% in H2O (T)
Sigma-Aldrich
甲醛 溶液, meets analytical specification of USP, ≥34.5 wt. %
Supelco
甲醛 溶液, stabilized with methanol, ~37 wt. % in H2O, certified reference material
Sigma-Aldrich
甲醛 溶液, tested according to Ph. Eur.
