Total organic carbon (TOC) Standard

Analyte: Sodium hydroxide, CAS Number: 1310-73-2; InChl: HEMHJVSKTPXQMS-UHFFFAOYSA-M; Analyte: Potassium dihydrogen phosphate, CAS Number: 7778-77-0; InChl: GNSKLFRGEWLPPA-UHFFFAOYSA-M .

Analyte: Sucrose (USP) (as C), CAS Number: 57-50-1.

Analyte: Cadmium nitrate hydrate (ICP grade) (as cadmium), CAS Number: 10022-68-1.

Analyte: Lutetium(III) nitrate hydrate (ICP grade) (as lutetium), CAS Number: 100641-16-5; InChl: XZBUOUZGWUJJES-UHFFFAOYSA-N .

Calcium 1.00 wt%

Conductivity/TDS , Solution (5000 µmhos)

EPA, Method: 200.7 Rev 3.3; EPA, Method: 200.7 Rev 4.4.

Analyte: Sodium thiosulfate (as thiosulfate), CAS Number: 7772-98-7; InChl: AKHNMLFCWUSKQB-UHFFFAOYSA-L.

Analyte: Ammonium (dihydrogen) phosphate - monobasic (as phosphate), CAS Number: 7722-76-1; InChl: LFVGISIMTYGQHF-UHFFFAOYSA-N; Analyte: Sodium fluoride (as fluoride), CAS Number: 7681-49-4; InChl: PUZPDOWCWNUUKD-UHFFFAOYSA-M; Analyte: Sodium nitrate (as nitrate), CAS Number: 7631-99-4; InChl:…

Analyte: Sodium nitrate, CAS Number: 7631-99-4; InChl: VWDWKYIASSYTQR-UHFFFAOYSA-N. EPA, Method: 300; EPA, Method: 300.1; EPA, Method: 9056A.

Analyte: Potassium bromate (as bromate), CAS Number: 7758-01-2; InChl: OCATYIAKPYKMPG-UHFFFAOYSA-M. EPA, Method: 300; EPA, Method: 300.1; EPA, Method: 9056A.

Analyte: Sodium glycolate (as glycolate), CAS Number: 2836-32-0; InChl: VILMUCRZVVVJCA-UHFFFAOYSA-M.

Analyte: Sodium hypochlorite (as chlorine), CAS Number: 7681-52-9; InChl: SUKJFIGYRHOWBL-UHFFFAOYSA-N.

Analyte: Ammonium hexafluorostannate (IV) (ICP grade) (as tin), CAS Number: 16960-53-5; InChl: UDMAVAHFQCVSSE-UHFFFAOYSA-J; Analyte: Ammonium hexafluorosilicate (ICP grade) (as silicon), CAS Number: 16919-19-0; InChl: ITHIMUMYFVCXSL-UHFFFAOYSA-P; Analyte: Ammonium hexafluorotitanate (IV) (ICP…

Analyte: Sodium benzoate, CAS Number: 532-32-1.

Quality control Standard

Analyte: Thorium oxide (ICP grade) as thorium, CAS Number: 7440-29-1; InChl: ZSLUVFAKFWKJRC-UHFFFAOYSA-N.

EPA, Method: 200.8.

QualityCheck sulfate and TOC sample

Conductivity Solution (12880 µS/cm (25C))

Analyte: Arsenic (III) oxide (ICP grade) (as arsenic), CAS Number: 1327-53-3; Analyte: Selenium (IV) oxide (ICP grade) (as selenium), CAS Number: 7446-08-4; Analyte: Cadmium nitrate hydrate (ICP grade) (as cadmium), CAS Number: 10022-68-1; Analyte: Thallium (I) nitrate (ICP grade) (as thallium),…

Analyte: Molybdenum (VI) oxide (ICP grade) (as molybdenum), CAS Number: 1313-27-5. EPA, Method: 200.7 Rev 3.3; EPA, Method: 200.7 Rev 4.4.

Analyte: Sodium nitrate (as nitrate), CAS Number: 7631-99-4; InChl: VWDWKYIASSYTQR-UHFFFAOYSA-N. EPA, Method: 300; EPA, Method: 300.1; EPA, Method: 9056A.

Analyte: Mercuric nitrate (ICP grade) (as mercury), CAS Number: 7783-34-8.

Salt Standard 1.00 wt pct

Analyte: Chromium (III) nitrate nonahydrate (ICP grade) (as chromium), CAS Number: 7789-02-8.

Analyte: Mercuric nitrate (ICP grade) (as mercury), CAS Number: 7783-34-8.

Analyte: Ammonium metavanadate (ICP grade) (as vanadium), CAS Number: 7803-55-6.

Potassium (100ppm)

Potassium (50ppm)

EPA, Method: 6020.