Chromatography Standards
Chromatography Standards
SPEX CERTIPREP LLC 3P 100PPM PHOSPHOROUS KH2PO4 IC
(HPS by Zeptometrix) 100 ug/mL Phosphorus from KH2PO4 in H2O; Single Component IC Standard, 18 Month Expiry Date. Prepared from high-purity salts in 18-megaohm water, packaged in HDPE bottles.
Chem Service Inc Paraoxon,311-45-5,100MG
Molecular Formula C10H14NO6P, Purity 98.10%, Molecular Weight 275.2, Boiling Point 420 °C, Synonyms: Diethyl 4-nitrophenylester phosphoric acid, Diethyl-p-nitrophenylphosphate, Parathion O-analog, Paraoxon-ethyl, Oxyparathion,
Waters Corp 125 mL Phosphorus
Phosphorous, Ion Calibration Standard 1000mg/L Martix H2O. This 1000 mg/L standard can be used for primary calibration or to prepare second source calibration check standards. It is traceable to NIST Standard Reference Materials, where available, and is guaranteed stable for one year.
Method 525.2 Nitrogen-Phosphorous Pesticides Mix E, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material