US$ 49.99
mounted on a 5-inch stainless steel rod with nontoxic powder-coated zinc alloy
Hand-painted volcanic system model on a 75 by 100 cm wall-mountable backboard
Quartz sample approximately 1" (3cm) in size
Mid-narrow 15° x 82
2cm diameter
Magnesium Carbonate Pentahydrate, 500g Subcategory_Igneous Rocks mounted on a 5-inch stainlessFive hundred gram bottle of magnesium carbonate pentahydrate, the hydrated form used in synthesis of magnesium salts and as a buffer component precursor in materials science research.
US$ 49.99
US$ 199.99
US$ 375.00
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