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Environmental Reference Standards

Showing 10249–10260 of 10666 results

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REFERENCE STANDARDS & MATERIALS COD Standard Solution traceable to NIST, 20.0 mg/L in H2O 1250280100 · Merck
Grade —
Pack size 100 mL
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REFERENCE STANDARDS & MATERIALS COD Standard Solution 200 mg/l in H₂O 1250300100 · Merck
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Pack size 100 mL
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REFERENCE STANDARDS & MATERIALS COD Standard Solution 1250320100 · Merck
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Pack size 100 mL
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REFERENCE STANDARDS & MATERIALS COD Standard Solution 1250340100 · Merck
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Pack size 100 mL
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REFERENCE STANDARDS & MATERIALS Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10 x pH 7.00 (phosphate) 10 x pH 10.00 (borate) pH 4.01/pH 7.00/pH 10.00(25°C) Certipur® 1990060001 · Merck
Grade certified reference material
Pack size 30 sachet
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REFERENCE STANDARDS & MATERIALS Buffer solutions traceable to NIST, traceable to PTB, pH 4.01 (25 °C, phthalate), pH 7.00 (25 °C, phosphate), pH 9.00(borate), Certipur® 1990050001 · Merck
Grade certified reference material
Pack size 30 sachet
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REFERENCE STANDARDS & MATERIALS Buffer solution traceable to SRM from NIST and PTB pH 1.00 (20°C) Certipur® 1094321000 · Merck
Grade certified reference material
Pack size 1 L
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REFERENCE STANDARDS & MATERIALS Buffer solution pH 6.88 (20 °C) Certipur« 1072941000 · Merck
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Pack size 1 L
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REFERENCE STANDARDS & MATERIALS Buffer solution pH 5.00 (25 GRAD C) Certipur® 1094460500 · Merck
Grade certified reference material
Pack size 500 mL
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REFERENCE STANDARDS & MATERIALS Buffer solution pH 4.00 (25 GRAD C) Certipur® 1094450500 · Merck
Grade certified reference material
Pack size 500 mL
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REFERENCE STANDARDS & MATERIALS Buffer solution pH 2.00 (25 GRAD C) Certipur® 1094420500 · Merck
Grade certified reference material
Pack size 500 mL
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REFERENCE STANDARDS & MATERIALS Buffer solution pH 10.00 (25°C) Certipur® 1990040001 · Merck
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Pack size 30 sachet
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