Description

used for image-formation and focal-length teaching at physics workstations

this wool cloth is a standard accessory for electroscope and Van de Graaff work

supplying the strongest field of the Alnico horseshoe series for visible attraction-distance demos

Spoon-end micro spatula in stainless steel measures 6 inches for precision transfer of small powder

Phenol Red Lactose Differential Medium Material_Cork used for image-formation and focal-lengthPhenol red indicator shifts yellow when bacteria ferment lactose to acid, supporting differential identification of coliform and lactose fermenting species.

Exchange/Return Notes

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Phenol Red Lactose Differential Medium Material_Cork used for image-formation and focal-length

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