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catalyst changes the threshold energy
Erlenmeyer flask and test tube icon in trendy outline style design. Vector graphic illustration. Flask icon for website design, logo, and ui. Editable vector stroke. EPS 10.
Erlenmeyer flask and test tube icon in trendy flat style design. Vector graphic illustration. Flask icon for website design, logo, app, and ui. Vector file. EPS 10.
Lutetium (Lu) periodic table of elements tile. Icon with atomic number 71. The last lanthanide series rare earth element, used as a catalyst.
Ruthenium (Ru) periodic table of elements tile. Icon with atomic number 44. Platinum group precious metal used as a versatile catalyst.
The doctor determining the blood group and Rh factor in the laboratory. copy space, text

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