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trans-Caffeic acid,certified reference material, TraceCERT®, 250mg
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trans-Caffeic acid,certified reference material, TraceCERT®, 1g
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trans-Caffeic acid,certified reference material, TraceCERT®, 5g
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Racemic tamsulosin hydrochloride,Analytical controls, 5mg
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trans-HeptachlorEpoxide,Analytical control, isomer A, 10mg
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Furnace coke,Control, pass a 250 μm (60 mesh) sieve, 50g
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Drometrizole Trisiloxane,analytical standard, 98%, 50mg
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Drometrizole Trisiloxane,analytical standard, 98%, 10mg
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Drometrizole Trisiloxane,analytical standard, 98%, 250mg
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Isomalathion,Analytical controls, 50mg
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Levocarnitine impurity A,EP Reference Standard, 50mg
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