Fucoidan is a laboratory biochemical offered at a minimum purity of 95 % and registered under CAS number 9072-19-9. This grade is The defined purity level supports documentation and batch tracking where a high-purity fucoidan specification is required. Clear CAS identification helps purchasing and quality teams align catalogue entries, safety files, and internal inventory systems with a single chemical designation. The material belongs to the biochemicals assortment and is intended for professional research and analytical use. Available from manufacturer Carl ROTH, suits groups that need a larger working stock while retaining straightforward handling and storage logistics. Product identity is kept simple—fucoidan, CAS 9072-19-9, min. 95 %—so that ordering, goods receipt, and laboratory labelling remain consistent across sites. This pack is a practical choice when protocols call for multi-gram amounts of fucoidan under a stated minimum purity, supporting efficient workflow planning and reliable material availability in the chemical store. This article is part of Organic building blocks & synthesis reagents, in Organic chemicals & synthesis reagents. Key features Colour: white to light brown Form: powder to crystalline powder to solid Assay: ≥95 % Loss on drying: ≤10 % Heavy metals: ≤0.002 % CAS number: 9072-19-9 Pack sizes: 50 g, 100 g, 250 g Purity: ≥95 % Storage temperature: +2 to +8 °C Chemical name: Fucoidan Technical Information Sheet: Safety Data Sheet: