B2-CR: Chemical Refill Package $166.17 A chemical refill package for Basic Program 2. B2-CR: Chemical Refill Package quantity Add to cart SKU: B2-CR Category: Refills Tag: B2 Description Description A chemical refill package for Basic Program 2. Related products B4-CR: Chemical Refill Package $167.34 Add to cart B1-1F: Chemical Refill for B1-1: Properties of DNA $38.20 Add to cart B2-4: Evolution of Serum Proteins $62.61 Add to cart EP-2P: Polyacrylamide Electrophoresis Package $30.88 Add to cart B3-CR: Chemical Refill Package $171.59 Add to cart B2-6: Identifying a Specific Enzyme in Chicken Erythrocytes by Enzyme Cytochemistry Read more