Description Application For R&D use only. Not for drug, household, or other uses. Any other use is the sole responsibility of the end user. Sterility and Pyrogenicity testing is done on the bulk form of the product before subdivision packaging. This bulk test does not guarantee that the subdivision or repackaged aliquot is sterile and pyrogen-free when it is received or used by the customer and does not imply suitability for any particular purpose. If the product must be sterile and pyrogen-free for the intended application, the product should be tested prior to actual use. Packaging This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.