Description_x000D_ Application_x000D_ N-Acetylmuramic acid (NAMA), a lactic acid ether derivative of N-acetylglucosamine found in bacterial cell wall proteoglycans, is used as a substrate to identify, differentiate and characterize N-acetylmuramic acid/N-acetylglucosamine kinase(s) and N-acetylmuramic acid etherase(s)._x000D_ Packaging_x000D_ 10, 50, 100, 500 mg in glass bottle_x000D_ Bottomless glass bottle. Contents are inside inserted fused cone.