Description
Troemner® Hengar® Selenized Boiling Granules, # 4 Mesh, 500 gram bottle, 901300
Features:
- High purity, alundum granule specially treated with selenium for use in determination of amino and cyanide nitrogen
- For use in Kjeldahl digestion and distillation method of organic nitrogen determination
- Iridescent bluish black color
- Selenium as a solid is relatively nontoxic but the vapor or fumes are highly toxic
- Extremely hard porous surface that will not crumble or ""powder""
- 4 mesh granule size
- Specific gravity: 4.10
- TLV: 0.2 mg/cubic meter
- Prevents super-heating and dangerous explosive vaporization known as ""bumping""
- Add a few in any boiling liquid to permit a steady copious stream of bubbles to escape without spamodic splatter
- Insoluble—cannot contaminate the liquid
- Reduces flask breakage
- Remains in the bottom of flask or beaker, permitting the liquid to be readily poured off
- Discard granules after use
SDS PDFs
It is our policy to provide the latest Safety Data Sheet (SDS) for all chemicals we ship. Each shipment will contain copies for every chemical contained in the shipment, and for any chemical included in an instrument kit or calibration kit.
Contact us for additional copies of an SDS or for a copy of the Certificate of Analysis:
Phone: 1-800-624-8285
Email: INFO_SDS@preiser.com