Package Include 1 x tube Features - Size: 27.80X4.00X4.00cm 10.93X1.57X1.57 inch FOSS Nitrogen Tube. - Color: Transparent Digestion Tube. - Material: Glass Glass Tube. - The product is in a simple design, but it is very useful and practical FOSS Digestion Tube. - Fine workmanship and creative appearance ensure its popularity and practicality Analyzer Tube. - This tube is lightweight, you can carry them easily and conveniently Azotometer Digestion Tube. - Made of great quality material, it is durable and safe for long lasting use Azotometer Analyzer Tube. - and practical design with beautiful appearance, easy to carry and use Azotometer Nitrogen Tube. Goods Description Azotometer Analyzer Tube Though this tube is simple in design, they are so practical when you use it.FOSS Nitrogen Tube Lightweight and portable, this tube is very convenient for you to carry.Digestion Tube The excellent workmanship of this tube will bring you a good experienceFoss digestion tube-- and practical design with beautiful appearance, easy to carry and use. Glass tube-- strict quality inspection system ensures you product. Azotometer analyzer tube-- this tube is lightweight, you can carry them easily and conveniently. Azotometer glass tube-- fine workmanship and creative appearance ensure its popularity and practicality. Nitrogen tube-- made of great quality material, it is durable and safe for long lasting use.