Environmental Testing Standards

Reference and calibration standards for environmental testing protocols; includes water, wastewater, EPA, TOC, DOD and other laboratory and environmental chemical standards.

Search Within Results

1 – 15 of 304 results

Benzyl cyanide, Dr. Ehrenstorfer

Discover Dr. Ehrenstorfer’s certified reference materials: available in multiple formats, including multi-component regulatory mixtures, to power your food and environmental analysis with traceable, ISO-accredited quality

Pricing and Availability

N-Benzoyl-DL-tyrosyl-N’,N’-dipropylamide, TRC

CAS: 57227-09-5 Molecular Formula: C22 H28 N2 O3 Molecular Weight (g/mol): 368.47 Synonym: (±)-α-(Benzoylamino)-4-hydroxy-N,N-dipropylbenzenepropanamide,CR 1936,N-Benzoyl-DL-tyrosil-N’,N’-dipropylamide,Tiropramide Impurity C; IUPAC Name: N-[1-(dipropylamino)-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]benzamide SMILES: CCCN(CCC)C(=O)C(Cc1ccc(O)cc1)NC(=O)c2ccccc2

Pricing and Availability
Specifications

CAS	57227-09-5
Molecular Weight (g/mol)	368.47
SMILES	CCCN(CCC)C(=O)C(Cc1ccc(O)cc1)NC(=O)c2ccccc2
Synonym	(±)-α-(Benzoylamino)-4-hydroxy-N,N-dipropylbenzenepropanamide,CR 1936,N-Benzoyl-DL-tyrosil-N’,N’-dipropylamide,Tiropramide Impurity C;
IUPAC Name	N-[1-(dipropylamino)-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]benzamide
Molecular Formula	C22 H28 N2 O3

N,N-Dibutylformamide, Dr. Ehrenstorfer

Pricing and Availability

Promotions Available

PFAS Mixture (N-MeFOSA, N-EtFOSA, N-MeFOSE, N-EtFOSE) 1-10 μg/mL in Methanol:Water, Dr. Ehrenstorfer

Pricing and Availability

N-Acetyl-L-tyrosine, TRC

CAS: 537-55-3 Molecular Formula: C11 H13 N O4 Molecular Weight (g/mol): 223.23 Synonym: N-Acetyltyrosine,(2S)-2-(Acetylamino)-3-(4-hydroxyphenyl)propanoic acid,Tyrosine, N-acetyl-, L- (6CI,8CI),(+)-(2S)-2-(Acetylamino)-3-(4-hydroxyphenyl)propanoic acid,(2S)-2-Acetylamino-3-(4-hydroxyphenyl)propanoic acid,L-N-Acetyltyrosine,N-Acetyl-L-tyrosine,N-Acetyltyrosine,NSC 10853,Tyr-Excel IUPAC Name: (2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid SMILES: CC(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)O

Pricing and Availability
Specifications

CAS	537-55-3
Molecular Weight (g/mol)	223.23
SMILES	CC(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)O
Synonym	N-Acetyltyrosine,(2S)-2-(Acetylamino)-3-(4-hydroxyphenyl)propanoic acid,Tyrosine, N-acetyl-, L- (6CI,8CI),(+)-(2S)-2-(Acetylamino)-3-(4-hydroxyphenyl)propanoic acid,(2S)-2-Acetylamino-3-(4-hydroxyphenyl)propanoic acid,L-N-Acetyltyrosine,N-Acetyl-L-tyrosine,N-Acetyltyrosine,NSC 10853,Tyr-Excel
IUPAC Name	(2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid
Molecular Formula	C11 H13 N O4