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Hóa Chất Sigma

1,1,3,3-Tetraethoxypropane ≥96%

1,1,3,3-Tetraethoxypropane ≥98% (Cas 122-31-6)
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Hóa Chất Trung Quốc

1,1,3,3-Tetraethoxypropane ≥98% (Cas 122-31-6)

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Hóa Chất Trung Quốc

1,10-Phenanthroline (AR, Xilong, Cas 5144-89-8)

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Hóa Chất Trung Quốc

1,2-Dichloroethane (AR, Xilong, Cas 107-06-2)

1,4-Naphthoquinone 97%
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Hóa Chất Sigma

1,4-Naphthoquinone 97%

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Hóa Chất Duksan

1,5 Diphenylcarbazide 98% (Duksan, Cas 140-22-7)