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silicates and insoluble sulfates (the finely powered sample is fused in a Pt0 crucible with 6 times its weight of Na2CO3 + 0
000ug/mL COPPER 125mL
1000ug/mL GALLIUM 30mL
amorphic (dissolve by heating in 1:1:1 H2O / HF / HNO3)
CGICBR1-500ML
10,000ug/mL SELENIUM 125mL 455674N silicates and insoluble sulfates (theElement properties Selenium Location: Group 16, Period 4 Atomic Weight: 78. 96 Coordination Number: 6 Chemical Form in Solution: H2SeO3 Storage & Handling: Keep tightly sealed when not in use. Store and use at 20 4C. Do not pipet from container. Do not return portions removed for pipetting to container. Chemical Compatibility: Soluble in HCl, HNO3, H3PO4, H2SO4 and HF aqueous matrices and water. It is stable with most inorganic anions but many
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