PROBLEM TO BE SOLVED: To provide an antibacterial product in which safety is high, which can be manufactured in low cost, in which formulation to a substrate such as a resin is easy, and various characteristics (for example, mechanical characteristics or the like) of a blended resin or the like are not lowered.SOLUTION: The antibacterial product comprises formulating 0.01-2.99 mass parts of a powder antibacterial agent based on 100 mass parts of a thermoplastic resin. In addition, the antibacterial product comprises formulating 0.1-5.0 mass parts of a powder antibacterial agent based on 100 mass parts of a thermoset resin, wherein the powder antibacterial agent contains calcium hydroxide and boron, the content of the boron is more than 0.05 mass% based on the total mass of the powder antibacterial agent, and the content of iron is less than 0.8 mass% based on the total mass of the powder antibacterial agent.COPYRIGHT: (C)2010,JPO&INPIT【課題】安全性が高く、安価で製造でき、しかも樹脂等の基材への配合が容易で、且つ、配合した樹脂等の様々な特性(例えば機械特性等)を低下させることのない抗菌性製品を提供すること。【解決手段】熱可塑性樹脂100質量部に対して粉末抗菌剤を0.01~2.99質量部配合してなる抗菌性製品、或いは、熱硬化性樹脂100質量部に対して粉末抗菌剤を0.1~5.0質量部配合してなる抗菌性製品であって、前記粉末抗菌剤が水酸化カルシウム及びホウ素を含み、前記ホウ素の含有量が該粉末抗菌剤の総質量に基づいて0.05質量%以上であり、前記鉄の含有量が該粉末抗菌剤の総質量に基づいて0.8質量%未満であることを特徴とする、抗菌性製品並びに前記粉末抗菌剤。【選択図】図1