Water Pollution QC Check Sample: Demand, 15 mL
Water Pollution QC Check Sample: Demand, 15 mL, Código: VHG-QWPDEM-15
Water Pollution QC Check Sample: Hexavalent Chromium, 15 mL
Water Pollution QC Check Sample: Hexavalent Chromium, 15 mL, Código: VHG-QWPCR6-15
Water Pollution QC Check Sample: Complex Nutrients, 15 mL
Water Pollution QC Check Sample: Complex Nutrients, 15 mL, Código: VHG-QWPCNUT-15
Water Pollution QC Check Sample: Cyanide, 15 mL
Water Pollution QC Check Sample: Cyanide, 15 mL, Código: VHG-QWPCN-15
Water Supply QC Check Sample: pH, 250 mL
Water Supply QC Check Sample: pH, 250 mL, Código: VHG-QCPH-250
K @ 1000; Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cu, Fe, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Ti, Tl, V, Zn @ 100; Si @ 50 ug/mL in 5% HNO3/tr. HF, 500 mL
K @ 1000; Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cu, Fe, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Ti, Tl, V, Zn @ 100; Si @ 50 ug/mL in 5% HNO3/tr. HF, 500 mL, Código: VHG-QC-CHECK-26-500
K @ 1000; Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cu, Fe, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Ti, Tl, V, Zn @ 100; Si @ 50 ug/mL in 5% HNO3/tr. HF, 100 mL
K @ 1000; Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cu, Fe, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Ti, Tl, V, Zn @ 100; Si @ 50 ug/mL in 5% HNO3/tr. HF, 100 mL, Código: VHG-QC-CHECK-26-100
QC Standard 7A: Ag @ 50; Al, B, Ba, Na @ 100; Si @ 500; K @ 1000 µg/mL in 5% HNO3, tr. F-, 100 mL
QC Standard 7A: Ag @ 50; Al, B, Ba, Na @ 100; Si @ 500; K @ 1000 µg/mL in 5% HNO3, tr. F-, 100 mL, Código: VHG-QC7A-100
QC Standard 7: Si @ 50; Ag, Al, B, Ba, Na @ 100; K @ 1000 µg/mL in 5% HNO3, tr. F-, 100 mL
QC Standard 7: Si @ 50; Ag, Al, B, Ba, Na @ 100; K @ 1000 µg/mL in 5% HNO3, tr. F-, 100 mL, Código: VHG-QC7-100
QC Standard 21 (Primary): As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn @ 100 µg/mL in 5% HNO3, tr. F-, tr. Tartaric Acid, 100 mL
QC Standard 21 (Primary): As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn @ 100 µg/mL in 5% HNO3, tr. F-, tr. Tartaric Acid, 100 mL, Código: VHG-QC21-100