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Environmental Testing Standards

Reference and calibration standards for environmental testing protocols; includes water, wastewater, EPA, TOC, DOD and other laboratory and environmental chemical standards.
EPA Methods Standards (1,082)
TOC Standards (337)
Contract Laboratory Program Standards (140)
Wastewater Standards (100)
Drinking Water Standards (95)
Carbon Oxygen Demand Standards (74)
Environmental Chemical Standards (61)

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Keyword Search:
1,081 – 1,095 of 1,787 results
1,081

Crescent Chemical Co Inc DICYCLOPENTADIENE SOLN 1ML
SDP

Dicyclopentadiene Single Component Calibration Standard in Methanol CAS 77-33-6 Size - 1mL Catalog Number - 3798M.10

ENCOMPASS_PREFERRED
1,082

eMolecules​ Synthonix / methyl 2-4-[(tert-butoxy)carbonyl]piperazin-1-ylpyrimidine-5-carboxylate / 100mg / 786491271 / AC80127 / / 1057682-17-3 / MFCD22200334 / 322.365 / C15H22N4O4

Synthonix / methyl 2-4-[(tert-butoxy)carbonyl]piperazin-1-ylpyrimidine-5-carboxylate / 100mg / 786491271 / AC80127 / / 1057682-17-3 / MFCD22200334 / 322.365 / C15H22N4O4

ENCOMPASS_PREFERRED
1,083

Chem Service Inc EPA METHOD 524.4 MIX
SDP

NC3357109 EPA METHOD 524.4 MIX

ENCOMPASS_PREFERRED
1,084

Crescent Chemical Co Inc AROCLOR 1268 TRANSFRMR OIL 1ML
SDP

Aroclor 1268 in Transformer Oil - Transcrest W130, 50ppm CAS Size - 1mL Catalog Number - CC2530TL

ENCOMPASS_PREFERRED
1,085

Gasco Carbon dioxide | 124-38-9 | MFCD00011491 | 34L

Carbon dioxide | 2000ppm | MW: 44.009 | 124-38-9 | MFCD00011491 | 34L

ENCOMPASS_PREFERRED
1,086

Cambridge Isotope Laboratories Method 537 1 Surrogate Primary Dilution Standard (SUR PDS) 1 2 mL

Method 537 1 Surrogate Primary Dilution Standard (SUR PDS) 1 2 mL

ENCOMPASS
1,087

eMolecules​ Pharmablock / ethyl 2-oxo-2-(thiophen-2-yl)acetate / 100mg / 784545717 / PB03700 / 0.000 / 4075-58-5 / MFCD00015538 / 184.210 / C8H8O3S

Pharmablock / ethyl 2-oxo-2-(thiophen-2-yl)acetate / 100mg / 784545717 / PB03700 / 0.000 / 4075-58-5 / MFCD00015538 / 184.210 / C8H8O3S

ENCOMPASS_PREFERRED
1,088

Crescent Chemical Co Inc DEOXYRIBONUCLEASE I
SDP

Deoxyribonuclease I from Bovine Pancreas min. 3000 Kunitz units/mg lyophil. Cleaves preferentially double-stranded DNA (in the presence of Mg++-ions single stranded DNA) in oligonucleotides with 5'-terminal phosphate groups. Size - 25MG Storage Conditions - -15 °C TO -25 °C Catalog Number - 18535.01

ENCOMPASS_PREFERRED
1,089

Crescent Chemical Co Inc NITRAPYRIN 100 MG
SDP

Nitrapyrin Pesticide other (WS) CAS 1929-82-4 Molecular Weight - 230.9067 Storage - RT Catalog Num - DRE-C15550000 pesticide

ENCOMPASS_PREFERRED
1,090

Crescent Chemical Co Inc METHYLBROMODICHLOROACETATE 1ML
SDP

Methyl bromodichloroacetate Single Component Calibration Standard in Methyl tert.-butyl ether CAS 20428-76-6 Size - 1mL Catalog Number - 3924MT

ENCOMPASS_PREFERRED
1,091

Crescent Chemical Co Inc METHYL BROMOCHLOROACETATE 1ML
SDP

Methyl bromochloroacetate Single Component Calibration Standard in Methyl tert.-butyl ether CAS 20428-74-4 Size - 1mL Catalog Number - 3922MT

ENCOMPASS_PREFERRED
1,092

eMolecules​ Synthonix / tert-butyl 7-(2-ethoxy-2-oxoethyl)-34-dihydro-2H-18-naphthyridine-1-carboxylate / 250mg / 779537175 / AC78236 / / 243641-38-5 / [null] / 320.389 / C17H24N2O4

Synthonix / tert-butyl 7-(2-ethoxy-2-oxoethyl)-34-dihydro-2H-18-naphthyridine-1-carboxylate / 250mg / 779537175 / AC78236 / / 243641-38-5 / [null] / 320.389 / C17H24N2O4

ENCOMPASS_PREFERRED
1,093

Cambridge Isotope Laboratories Method 1668A/B/C Calibration Solutions (CS1-CS5) 5 x 0 2 mL

Method 1668A/B/C Calibration Solutions (CS1-CS5) 5 x 0 2 mL

ENCOMPASS
1,094

Crescent Chemical Co Inc EPA 549.1 STDS 2COMP 1ML
SDP

EPA Method 549.1 - Diquat and Paraquat Standard, 2 Components Diquat dibromide H20-1.97 mgmL, Paraquat dichloride 4H20-1.77 mgmL CAS Size - 1mL Catalog Number - CC2420A

ENCOMPASS_PREFERRED
1,095

Crescent Chemical Co Inc EPA 600 INTERNAL STD 6COMP 1ML
SDP

CLP Semivolatile Priority Pollutant Standards - Internal Standards Mix, 6 Components Acenaphthene-d10, Chrysene-d12, 1,4-Dichlorobenzene-d4, Naphthalene-d8, Perylene-d12, Phenanthrene-d 10 CAS Size - 1mL Catalog Number - CC2418

ENCOMPASS_PREFERRED