2-巯基乙醇,2-Mercaptoethanol [BME];≥99.0%
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氧化镧(III),Lanthanum(III) oxide;suitable for AAS, ≥99.9% -
载体两性电解质,Pharmalyte™ carrier ampholytes;broad range pH 4–6.5 -
载体两性电解质,Pharmalyte™ carrier ampholytes;narrow range pH 5–8 -
双半乳糖醛酸,Digalacturonic acid;≥85% (HPLC) -
氢氧化钾,Potassium hydroxide;technical, ≥85%, powder -
草酸,Oxalic acid;purified grade, 99.999% trace metals basis
