D-Biotin, CAS# 58-85-5, is a water-soluble B-vitamin known as vitamin H or coenzyme R, available as White crystal powder. D-Biotin is widely used as nutrition supplements as it is necessary for cell growth, the production of fatty acids, and the metabolism of fats and amino acids. Foodchem could provide D-Biotin in pharmaceutical grade, food grade and feed grade. As a professional supplier and manufacturer of food additives, Foodchem International Corporation has been supplying quality D-Biotin to customers all over the world for over 10 years.
A combination square is a toolused for multiple purposes in woodworking,stonemasonry and metalworking . It is composed of a ruled blade and one or more interchangeable heads that may be affixed to it. The most common head is the standard or square head which is used to lay out or check right and 45° angles.The combination square continues to be a commonplace tool in home workshops, construction jobsites and metalworking.
Square Ruler Levels,Muti-Function Sliding Bevel,Aluminum Square Ruler,Plastic Triangle Scale Ruler
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