Used to calibrate, control, qualify and validate turbidimeters and nephelometers. Primary Opalescent Suspension, EP Grade, Reagecon™ is a ready-to-use formazin suspension with an opalescent value of 4000 NTU. It is designed for use as a turbidity standard in accordance with Eu. Ph. Chapter 2.

Supplied as exactly pre-weighed tablets. Medicago Tris Buffered Saline Tablets, pH 7.6 gives 500ml of 1× solution with 0.05M Tris-HCl buffer and 0.15M sodium chloride. Manufactured in ISO 9001 and 13485 certified facilities.

CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: 4679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N PubChem CID: 6503 ChEBI: CHEBI:9754 IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol SMILES: C(C(CO)(CO)N)O

CAS: 62-31-7 Molecular Formula: C8H12ClNO2 Molecular Weight (g/mol): 189.639 MDL Number: MFCD00012898 InChI Key: CTENFNNZBMHDDG-UHFFFAOYSA-N Synonym: dopamine hydrochloride, 3-hydroxytyramine hydrochloride, dopamine hcl, 4-2-aminoethyl benzene-1,2-diol hydrochloride, intropin, dopastat, revivan, dynatra, 3,4-dihydroxyphenethylamine hydrochloride, cardiosteril PubChem CID: 65340 IUPAC Name: 4-(2-aminoethyl)benzene-1,2-diol;hydrochloride SMILES: C1=CC(=C(C=C1CCN)O)O.Cl

CAS: 51142-49-5 Molecular Formula: C21F48N2 Molecular Weight (g/mol): 1192.168 MDL Number: MFCD01632188 InChI Key: QDOIZVITZUBGOQ-UHFFFAOYSA-N Synonym: fluorinert fc-40, perfluoro-compound fc-40, bis nonafluorobutyl trifluoromethyl amine; perfluorotributylamine, 1,1,2,2,3,3,4,4,4-nonafluoro-n,n-bis 1,1,2,2,3,3,4,4,4-nonafluorobutyl butan-1-amine,1,1,2,2,3,3,4,4,4-nonafluoro-n-1,1,2,2,3,3,4,4,4-nonafluorobutyl-n-trifluoromethyl butan-1-amine, 1,1,2,2,3,3,4,4,4-nonafluoro-n,n-bis 1,1,2,2,3,3,4,4,4-nonafluorobutyl butan-1-amine; 1,1,2,2,3,3,4,4,4-nonafluoro-n-1,1,2,2,3,3,4,4,4-nonafluorobutyl-n-trifluoromethyl butan-1-amine, bis 1,1,2,2,3,3,4,4,4-nonafluorobutyl trifluoromethyl amine; perfluorotributylamine PubChem CID: 2723673 IUPAC Name: 1,1,2,2,3,3,4,4,4-nonafluoro-N,N-bis(1,1,2,2,3,3,4,4,4-nonafluorobutyl)butan-1-amine;1,1,2,2,3,3,4,4,4-nonafluoro-N-(1,1,2,2,3,3,4,4,4-nonafluorobutyl)-N-(trifluoromethyl)butan-1-amine SMILES: C(C(C(F)(F)F)(F)F)(C(N(C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)(F)F)(F)F.C(C(C(F)(F)F)(F)F)(C(N(C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)C(F)(F)F)(F)F)(F)F

CAS: 75-59-2 Molecular Formula: C4H13NO Molecular Weight (g/mol): 91.154 MDL Number: MFCD00008280 InChI Key: WGTYBPLFGIVFAS-UHFFFAOYSA-M Synonym: tetramethylammonium hydroxide, tmah, hydroxyde de tetramethylammonium, nmw-w, nmd 3, tetramethyl ammonium hydroxide, unii-5gkp7317q2, ammonium, tetramethyl-, hydroxide, methanaminium, n,n,n-trimethyl-, hydroxide, tetramethylammoniumhydroxide PubChem CID: 60966 IUPAC Name: tetramethylazanium;hydroxide SMILES: C[N+](C)(C)C.[OH-]

CAS: 9002-98-6 Molecular Formula: C2H5N Molecular Weight (g/mol): 43.069 MDL Number: MFCD00084427 InChI Key: NOWKCMXCCJGMRR-UHFFFAOYSA-N Synonym: ethyleneimine, ethylenimine, azacyclopropane, dimethyleneimine, ethylene imine, polyethyleneimine, dihydroazirene, everamine, aziran, polymin PubChem CID: 9033 ChEBI: CHEBI:30969 IUPAC Name: aziridine SMILES: C1CN1

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.971 InChI Key: NKLPQNGYXWVELD-UHFFFAOYSA-M Synonym: Coomassie Blue R-250 PubChem CID: 61365 IUPAC Name: sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC.[Na+]

CAS: 71550-12-4 Molecular Formula: C3H8ClN Molecular Weight (g/mol): 93.554 MDL Number: MFCD00084396 InChI Key: MLGWTHRHHANFCC-UHFFFAOYSA-N Synonym: allylamine hydrochloride, 3-aminopropene hydrochloride, poly allylamine hydrochloride, allylamine, hydrochloride, allylammonium chloride, 2-propen-1-amine, hydrochloride, unii-r2h25ilf98, 2-propen-1-amine hydrochloride, allylaminehydrochloride, prop-2-en-1-amine hydrochloride PubChem CID: 82291 IUPAC Name: prop-2-en-1-amine;hydrochloride SMILES: C=CCN.Cl

CAS: 75-59-2 Molecular Formula: C4H13NO Molecular Weight (g/mol): 91.154 MDL Number: 8280 InChI Key: WGTYBPLFGIVFAS-UHFFFAOYSA-M Synonym: tetramethylammonium hydroxide, tmah, hydroxyde de tetramethylammonium, nmw-w, nmd 3, tetramethyl ammonium hydroxide, unii-5gkp7317q2, ammonium, tetramethyl-, hydroxide, methanaminium, n,n,n-trimethyl-, hydroxide, tetramethylammoniumhydroxide PubChem CID: 60966 IUPAC Name: tetramethylazanium;hydroxide SMILES: C[N+](C)(C)C.[OH-]

CAS: 67-48-1 Molecular Formula: C₅H₁₄ClNO Molecular Weight (g/mol): 139.62 MDL Number: MFCD00011721 InChI Key: SGMZJAMFUVOLNK-UHFFFAOYSA-M Synonym: choline chloride, hepacholine, biocolina, biocoline, lipotril, paresan, luridin chloride, choline hydrochloride, cholinium chloride, bilineurin chloride PubChem CID: 6209 ChEBI: CHEBI:133341 IUPAC Name: 2-hydroxyethyl(trimethyl)azanium;chloride SMILES: C[N+](C)(C)CCO.[Cl-]

CAS: 6976-37-0 Molecular Formula: C₈H₁₉NO₅ Molecular Weight (g/mol): 209.24 MDL Number: MFCD00002853 InChI Key: OWMVSZAMULFTJU-UHFFFAOYSA-N Synonym: bis-tris, bistris, 2,2-bis hydroxymethyl-2,2',2-nitrilotriethanol, bis 2-hydroxyethyl aminotris hydroxymethyl methane, bis-tris buffer, 1,3-propanediol, 2-bis 2-hydroxyethyl amino-2-hydroxymethyl, unii-q1xc3631cp, bis 2-hydroxyethyl amino-tris hydroxymethyl methane, 2-bis 2-hydroxyethyl amino-2-hydroxymethyl propane-1,3-diol, bis 2-hydroxyethyl iminotris hydroxymethyl methane PubChem CID: 81462 ChEBI: CHEBI:41250 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)propane-1,3-diol SMILES: C(CO)N(CCO)C(CO)(CO)CO

CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N Synonym: trometamol, tris, tromethamine, tris hydroxymethyl aminomethane, tham, trisamine, tris buffer, trizma, 2-amino-2-hydroxymethyl propane-1,3-diol, tris base PubChem CID: 6503 ChEBI: CHEBI:9754 IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol SMILES: C(C(CO)(CO)N)O

CAS: 102-71-6 Molecular Formula: C6H15NO3 Molecular Weight (g/mol): 149.19 MDL Number: MFCD00002855 InChI Key: GSEJCLTVZPLZKY-UHFFFAOYSA-N Synonym: triethanolamine, trolamine, 2,2',2-nitrilotriethanol, sterolamide, daltogen, tris 2-hydroxyethyl amine, triethylolamine, nitrilotriethanol, trihydroxytriethylamine, thiofaco t-35 PubChem CID: 7618 ChEBI: CHEBI:28621 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethanol SMILES: C(CO)N(CCO)CCO

CAS: 149022-15-1 Molecular Formula: C8H10ClN3S Molecular Weight (g/mol): 215.699 MDL Number: MFCD00149370 InChI Key: OEZPVSPULCMUQB-DQMXGCRQSA-N Synonym: unii-9u2c4w7epr, mbth hydrochloride, 9u2c4w7epr, 3-methyl-2-benzothiazolone hydrazone hydrochloride, 3-methyl-2-benzothiazolinone hydrazone hydrochloride, z-2-hydrazono-3-methyl-2,3-dihydrobenzo d thiazole hydrochloride, mbth hcl, ccris 1543, 2 3h-benzothiazolone, 3-methyl-, hydrazone, hydrochloride 1:1, 2e-2-hydrazinylidene-3-methyl-1,3-benzothiazole hydrochloride PubChem CID: 9575839 IUPAC Name: (Z)-(3-methyl-1,3-benzothiazol-2-ylidene)hydrazine;hydrochloride SMILES: CN1C2=CC=CC=C2SC1=NN.Cl

CAS: 7143-21-7 Molecular Formula: C16H9N3Na2O9S2 Molecular Weight (g/mol): 497.36 MDL Number: MFCD00021457 InChI Key: QMNPQXAVQXMXTD-UHFFFAOYSA-L PubChem CID: 44135658 IUPAC Name: disodium;4-[(4-nitrophenyl)hydrazinylidene]-3-oxonaphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1NN=C2C3=C(C=C(C=C3)S(=O)(=O)[O-])C=C(C2=O)S(=O)(=O)[O-])[N+](=O)[O-].[Na+].[Na+]

CAS: 2353-45-9 Molecular Formula: C37H34N2Na2O10S3 Molecular Weight (g/mol): 808.843 MDL Number: MFCD00013053 InChI Key: RZSYLLSAWYUBPE-UHFFFAOYSA-L Synonym: C.I. 42053 PubChem CID: 16887 IUPAC Name: disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-5-hydroxybenzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=C(C=C(C=C5)O)S(=O)(=O)[O-].[Na+].[Na+]

CAS: 28250-45-5 Molecular Formula: C₇H₁₅NO·HCl Molecular Weight (g/mol): 165.66 MDL Number: MFCD00145424 InChI Key: ORPKUPNVXFLMRG-UOERWJHTSA-N Synonym: trans-2-hydroxymethyl-1-cyclohexylamine hydrochloride, 1r,2r-2-aminocyclohexyl methanol hydrochloride, trans-2-aminocyclohexyl methanol hydrochloride, trans-2-amino-cyclohexyl-methanol hydrochloride, trans-2-aminocyclohexylmethanol hydrochloride, 1r,2r-2-aminocyclohexyl methan-1-ol, chloride, trans-+/--2-aminocyclohexyl methanol hydrochloride, trans-+/--2-aminocyclohexyl methanol hydrochloride salt, cyclohexanemethanol, 2-amino-, hydrochloride, 1r,2r-rel PubChem CID: 2724654 IUPAC Name: [(1R,2R)-2-aminocyclohexyl]methanol;hydrochloride SMILES: C1CCC(C(C1)CO)N.Cl

CAS: 67-48-1 Molecular Formula: C5H14ClNO Molecular Weight (g/mol): 139.623 InChI Key: SGMZJAMFUVOLNK-UHFFFAOYSA-M Synonym: choline chloride, hepacholine, biocolina, biocoline, lipotril, paresan, luridin chloride, choline hydrochloride, cholinium chloride, bilineurin chloride PubChem CID: 6209 ChEBI: CHEBI:133341 IUPAC Name: 2-hydroxyethyl(trimethyl)azanium;chloride SMILES: C[N+](C)(C)CCO.[Cl-]

BioUltra, ~1.0 M in H2O

CAS: 768-94-5 Molecular Formula: C10H17N Molecular Weight (g/mol): 151.253 MDL Number: MFCD00074732 InChI Key: DKNWSYNQZKUICI-UHFFFAOYSA-N Synonym: amantadine, 1-adamantanamine, 1-adamantylamine, 1-aminoadamantane, adamantanamine, adamantylamine, aminoadamantane, amantidine, symadine, symmetrel PubChem CID: 2130 ChEBI: CHEBI:2618 IUPAC Name: adamantan-1-amine SMILES: C1C2CC3CC1CC(C2)(C3)N