Chalk (calcium carbonate), Non-Toxic

$2.05

Break these up for calcium carbonate powder. Box of a dozen sticks. Find the calcium carbonate formula, formula weight, density and more below!

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Ages 8+

In Stock & Ready to Ship

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SKU: CH-CHALK

Break these up for calcium carbonate powder. Box of a dozen sticks. Find the calcium carbonate formula, formula weight, density and more below!

Ages 8+

In Stock & Ready to Ship

Need it fast? See delivery options in cart.

quantity

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