特異性：Crystallized or lyophilized sodium salt. For other salt forms or analogues of pTp please inquire. Please keep in mind that equal concentrations of the compound may look different in volume due to high sensitivity of the lyophilized form to humidity. The compound can even contract to small volume droplets. Normally the product is located in the conical bottom of the tube. Micromolar quantities are determined by UV at ?max.
純度：Typical analysis is better than 95% (HPLC / UV / 267 nm). The product is not sterile and has not been tested for endotoxins.
