Bottle, Glass, Amber
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WaterMark® KARL FISCHER WATER STANDARD, 5.0 mg/ml
GFS ChemicalsFor volumetric or coulometric use. For standardization of KF titrants or titrators.
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POTASSIUM DICHROMATE , CERTIFIED P.S.
GFS ChemicalsStandardization of Ferrous Sulfate, Sodium Thiosulfate
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Zinc Sulfate, Heptahydrate, ACS Reagent
Reagents®Composition: Zinc Sulfate Heptahydrate 100% Grade: ACS Reagent Boiling Point: > 500°C (decomposes) CAS Number: 7446-20-0 Density: 1.97 Chemical Formula: ZnSO4.7H2O Molecular Weight: 287.55 g/mol Melting Point: 100°C (loses water of hydration) Color: Colorless/white solid Physical…
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Pyridine, ACS Reagent
Reagents®Composition: Pyridine 100% Grade: ACS Reagent Boiling Point: 115 - 116°C CAS Number: 110-86-1 Density: 0.98 Chemical Formula: C5H5N Molecular Weight: 79.1 g/mol Melting Point: -42°C Color: Colorless liquid Physical State: Liquid Flash Point: 17°C pH Range: 8.5 to 8.9 …
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VeriSpec™ Gold (Au) Standard for AAS, 1000 ppm in 2% HCl
Ricca ChemicalMatrix: 2% HCl Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility
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Ammonium Acetate, ACS Reagent
Reagents®Composition: Ammonium Acetate 100% Grade: ACS Reagent CAS Number: 631-61-8 Density: 1.17 Chemical Formula: CH3COONH4 Molecular Weight: 77.08 g/mol Melting Point: 113 °C Color: Colorless/white solid Physical State: Solid pH Range: 6.7 to 7.3 Solubility Information: 1480 g/L at…
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Sorbic Acid
MP BiomedicalsSorbic acid (2,4-hexadienoic acid) is a straight chain unsaturated fatty acid. It is an antimicrobial agent. The antimicrobial action of sorbic acid is due to its inhibitory influence on various enzymes in the microbial cell such as enzymes involved in carbohydrate metabolism such as enolase and…
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Methanol, ACS Reagent
Reagents®Composition: Methyl Alcohol 100% Grade: Anhydrous, ACS Reagent Boiling Point: 64.5°C CAS Number: 67-56-1 Density: 0.79 Chemical Formula: CH3OH Molecular Weight: 32.0419 g/mol Melting Point: -98°C Color: Colorless liquid Physical State: Liquid Flash Point: 11°C Refractive…
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WaterMark® KARL FISCHER WATER STANDARD, 10.0 mg/g
GFS ChemicalsFor standardization of volumetric titrants.
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ß-Glucuronidase Solution from Helix Pomatia (85,000 units/mL)
Soltec Bio Sciencebeta Glucuronidase solution from Helix Pomatia, >85,000 units/ml aqueous solution. The Glucronidase solution is used for the hydrolysis of glucuronide conjugates in urinary metabolite analysis. beta Glucuronidase from helix pomatia is more effective than the other glucuronidase derivatized…
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Na-Z-Nß-Boc-L-2,3-Diaminopropionic Acid
INDOFINE Chemical CompanyMF: C16H22N2O6 MF: 338.4 CAS: 16947-84-5 Purity: 0.99
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1-Pentanesulfonic Acid Sodium Salt Monohydrate
MP Biomedicals1-Pentanesulfonic Acid Sodium Salt Monohydrate is used as an ion-associating reagent for HPLC analysis of peptides and proteins. Sodium pentanesulfonate is utilized in the analysis of small organic molecular compounds, pharmaceutical products and metabolites, and peptides by such techniques as RP -…
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ß2-Microglobulin from Human Urine
MP Biomedicalsβ-2-microglobulin (β2-M) is a polypeptide that associates with the heavy chain of class I major histocompatibility complex (MHC) antigens on the cell surface. The interaction is dynamic and plays a critical role in the stability of the MHC antigens and their ability to present peptide…
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Arsenic Trioxide, Standard
Reagents®Concentration: 100ppm Composition: Water 99.63%, Sulfuric Acid 0.25%, Sodium Hydroxide 0.10%, Arsenic Trioxide 0.01% Boiling Point: 465 °C Density: 1 Melting Point: 312.3°C Color: Colorless liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months …
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D-Glucose-6-Phosphate, Disodium Salt Hydrate
MP BiomedicalsGlucose 6-phosphate (also known as Robison ester) is glucose sugar phosphorylated on carbon 6. Very common in cells Start of two major pathways: Glycolysis and Pentose phosphate pathway Can be converted into glycogen or starch for storage D-Glucose 6-phosphate is the core…
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Pepsin from Porcine Stomach Mucosa
MP BiomedicalsPepsin, an acid protease, contains a proteolytic enzyme. Pepsin contains the "cathepsin" component which has milk curdling activity. It has a broad range of substrate activity and demonstrates an esterase acitivity. It generally attacks peptide bonds. Pepsin is a peptidase used to…
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Mercuric Chloride, Volumetric
Reagents®Composition: Water 96.50%, Mercuric Chloride 3.50% Boiling Point: 302°C Density: 1.05 Melting Point: 0°C Color: Colorless liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient DOT: UN2024, MERCURY COMPOUNDS, LIQUID, N.O.S. (MERCURIC…
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Sodium Citrate Dihydrate, Purified
Reagents®Composition: Sodium Citrate Dihydrate 100% Grade: Purified Boiling Point: Decomposes CAS Number: 6132-04-3 Density: 1.76 Chemical Formula: Na3C6H5O7.2H2O Molecular Weight: 294.1 g/mol Melting Point: >300 °C Color: Colorless/white solid Physical State: Solid pH Range: 7 to 9 …
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Cannabis Mix
SPEX CertiPrepCannabis Standards for Medicinal and Recreational Cannabis Testing While the legalization of cannabis for both medicinal and recreational purposes has been gaining speed, legislation and regulation has not necessarily kept pace. Out of a drive for self-regulation and significant consumer safety…
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L-Glutamic Acid-a-4-Nitroanilide
INDOFINE Chemical CompanyMF: C11H13N3O5 MF: 267.3 CAS: 24032-35-7 Purity: >99% by TLC
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Tetradecane
Reagents®Composition: Tetradecane 100% Boiling Point: 252-254 °C CAS Number: 629-59-4 Density: 0.76 Chemical Formula: CH3(CH2)12CH3 Molecular Weight: 198.39 g/mol Melting Point: 5.5 °C Color: Colorless liquid Physical State: Liquid Flash Point: 100°C Refractive Index: 1.428 to…
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2-Mercaptoethanol
MP Biomedicals2-Merceptoethanol is used to reduce disulfide bonds and can act as a biological antioxidant by scavenging hydroxyl radicals. 2-Merceptoethanol is used to reduce disulfide linkages in solubilizing proteins for gel electrophoresis. 2-mercaptoethanol is readily oxidized in air to a disulfide,…
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Gardner Color Standard #14
Ricca ChemicalName CAS# Grade Water 7732-18-5 ACS/ASTM/USP/EP Ferric Chloride Hexahydrate 10025-77-1 ACS Hydrochloric Acid 7647-01-0 ACS Cobalt (II) Chloride Hexahydrate 7791-13-1 ACS
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L-Phenylalanine Amide Hydrochloride
INDOFINE Chemical CompanyMF: C9H12N2O . HCl MF: 200.70 CAS: 65864-22-4 Purity: >98% by HPLC
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Trypsin from Beef Pancreas
MP BiomedicalsTrypsin consists of a single chain polypeptide of 223 amino acid residues. Member of the serine protease family Dissolves blood clots in its microbial form Treats inflammation in its pancreatic form Trypsin cleaves peptides on the C-terminal side of lysine and arginine residues.…
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HydroSpec™ Karl Fischer Coulometric CG Catholyte Solution for Cells with a Diaphragm 60 month Shelf Life 111-90-0; 67-56-1; 7446-09-5
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1-(4-Hydroxyphenyl)-4-Isopropyl Piperazine
INDOFINE Chemical CompanyMF: 220.32 CAS: 67914-97-0 Purity: 0.98
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Ginsenoside Rf
INDOFINE Chemical CompanyMF: C42H72O14 MF: 801.03 CAS: 52286-58-5 Purity: =98% by HPLC