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200 µg/mL (200 ppm) in 2% HNO3
H2SO4 and HF aqueous matrices water and NH4OH
Ag ICP-OES 209
Preparations from caustic nitrate fusions should be diluted in water
2,3',4,5'-Tetrachlorobiphenyl 20793 200 µg/mL (200 ppm) inChiron is a leading producer and supplier of advanced chemical products for use within research and analysis. They are a global leader in the synthesis, isolation and purification of analytical reference materials for analysis of petroleum, food safety, environmental, forensic, and pharmaceutical applications. Producing sophisticated fine chemicals in microgram to multi kilogram scales, as well as performing contract R&D and custom synthesis for
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