Pepsin, 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…

L-Asparagine is used in cell culture media and is a component of MEM non-essential amino acids solution. L-Asparagine has been shown to enhance ornithine decarboxylase activity in cultured human colon adenocarcinoma Caco-2 cells and in cultured IEC-6 intestinal epithelial cells. Spore germination…

Composition: Potassium Ferricyanide 100% Grade: ACS Reagent Boiling Point: Decomposes CAS Number: 13746-66-2 Density: 1.89 Chemical Formula: K3Fe(CN)6 Molecular Weight: 329.24 g/mol Melting Point: 300°C Color: Orange red crystals Physical State:…

Thiamine (Vitamin B1) is one of the essential vitamins and is required for carbohydrate metabolism. Thiamine hydrochloride is used as a food-additive to add a brothy/meaty flavor to gravies or soups. It is also used as food supplement. Used in fluorometric determination of mercury.

The molecule is a dialdehyde, consisting of two formyl (CHO) groups attached to adjacent carbon centres on a benzene ring. o-Phthalaldehyde is used for precolumn derivatization of amino acids for HPLC separation and for flow cytometric measurements of protein thiol groups. Used for fluorometric…

Sulfanilamide is a molecule containing the sulfonamide functional group attached to an aniline. As a sulfonamide antibiotic, it functions by competitively inhibiting (i.e., by acting as a substrate analogue) enzymatic reactions involving para-aminobenzoic acid (PABA). PABA is needed in enzymatic…

p-Aminobenzoic acid is an organic compound used in the treatment of fibrotic skin disorders like Peyronie's disease. It is employed as an intermediate in the synthesis of folate (Vitamin BX), azo dyes and cross linking agents. It is also useful in biomedical sector for the preparation of local…

Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic and tribasic (K3PO4). Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the desired pH. …

Composition: Phenolphthalein 100% CAS Number: 77-09-8 Density: 1.3 Chemical Formula: C20H14O4 Molecular Weight: 318.32 g/mol Melting Point: 258 to 262°C Color: White to pale yellow powder Physical State: Solid pH Range: 8.0 (colorless) - 10.0 (pink) Solubility Information: 0.4 g/L…

Composition: Sodium Phosphate Dibasic 100% Grade: Anhydrous, ACS Reagent CAS Number: 7558-79-4 Density: 2.07 Chemical Formula: Na2HPO4 Molecular Weight: 141.96 g/mol Melting Point: >240 °C (decomposes) Color: Colorless/white solid Physical State: Solid…

Ferric Ammonium Citrate is supplemented to the growth media as a source of iron for the micro-organism to be analysed.

Composition: Sodium Phosphate, Monobasic Monohydrate 100% Grade: ACS Reagent Boiling Point: Approximately 204°C CAS Number: 10049-21-5 Density: 2.04 Chemical Formula: NaH2PO4.H2O Molecular Weight: 137.99 g/mol Melting Point: 100°C Color: Colorless/white solid Physical State: Solid…

Composition: Chromium (VI) Oxide 100% Boiling Point: 250°C CAS Number: 1333-82-0 Density: 2.7 Chemical Formula: CrO3 Molecular Weight: 99.99 g/mol Melting Point: 196°C Color: Dark red-black solid Physical State: Solid Solubility Information: 1667…

Composition: Antimony Trioxide 100% Grade: Purified Boiling Point: 1550°C at 1000 hPa CAS Number: 1309-64-4 Density: 5.2 Chemical Formula: Sb2O3 Molecular Weight: 291.52 g/mol Melting Point: 656°C (with sublimation) Color: White solid Physical State: Solid Solubility…

Composition: Ferrous Sulfate Heptahydrate 100% Grade: ACS Reagent Boiling Point: > 300°C (decomposes) CAS Number: 7782-63-0 Density: 1.9 Chemical Formula: FeSO4.7H2O Molecular Weight: 278.01 g/mol Melting Point: 64°C Color: Green or bluish-green…

Composition: Potassium Iodide 100% Grade: ACS Reagent Boiling Point: 1330°C CAS Number: 7681-11-0 Density: 3.12 Chemical Formula: KI Molecular Weight: 166 g/mol Melting Point: 680°C Color: White solid Physical State: Solid pH Range: 6 to 9.2 Solubility Information: 1480 g/L at…

Triethanolamine is a zwitterionic buffer. Triethanolamine(TEA) is used primarily as an emulsifier and surfactant. It neutralizes fatty acids, adjusts and buffers the pH, and solubilises oils and other ingredients that are not completely soluble in water. Triethanolamine is also used as organic…

Ammonium persulfate is a strong oxidizing agent. It is a radical initiator. Ammonium persulfate is a polymerization catalyst used with TEMED for polyacrylamide gel formation. APS has also been utilized to study protein-protein interactions via photoinitiated crosslinking chemistry. Other…

Cellulase refers to a group of enzymes which, acting together, hydrolyze cellulose. The b-glucosidases, including cellobiose, are primarily active on the smaller molecular weight cellulose hydrolysates. During cellulose breakdown they are active on the dimers and oligomers of cellulose. …

Sodium azide is used as a preservative for laboratory reagents; a bacteriostatic agent in storage solutions. Inhibits gram negative flora so is therefore included in culture media for the selective isolation of Streptococci and Staphylococci. It has been used to avoid bacterial contamination during…

Ricca Terpenes and Flavor Blends are manufactured in an ISO 9001, FSSC 22000 accredited facility. They are food grade and are suitable for use as a food additive.

Nalidixic acid sodium salt is an antibacterial agent (synthetic quinolone antibiotic), which is inhibitor of bacterial DNA polymerase (DNA gyrase) & avian myeloblastoma virus reverse transcriptase. Inhibits nucleic acid and protein synthesis in Saccharomyces cerevisiae. Typically used at a…

Composition: Sodium Borohydride 100% Assay Percent: 98+% Boiling Point: Approximately 400°C (decomposes slowly) CAS Number: 16940-66-2 Density: 1.07 Chemical Formula: NaBH4 Molecular Weight: 37.83 g/mol Melting Point: >300 °C (decomposes) Color: White to gray solid Physical State:…

N-Acetyl-L-cysteine is an acetylated amino acid with antioxidant and mucolytic properties for isolation of mycobacteria from sputum. As a mucolytic agent, N-Acetyl-L-cysteine serves to dissipate disulfide bonds across mucoproteins, loosening and clearing the viscosity of sputum. …

Composition: Molybdic Acid 100% Assay Percent: 0.85 Grade: ACS Reagent CAS Number: 7782-91-4 Density: 3.1 Chemical Formula: H2Mo2O7 Molecular Weight: 305.93 g/mol Melting Point: 300°C Color: White or slightly yellowish solid Physical State: Solid Solubility Information: Slightly…

Composition: Lanthanum Chloride 100% CAS Number: 20211-76-1 Density: 3.84 Chemical Formula: LaCl3.(6-7)H2O Molecular Weight: 245.26 g/mol Melting Point: 92 to 93 °C Color: Colorless/white solid Physical State: Solid Solubility Information: Very Soluble Synonyms: Lanthanum Chloride…

Lecithin is a purified, wax-like phosphatidylcholine of soybean origin. In addition to being the major structural component of cellular membranes, phosphatidylcholine serves as a reservoir for several lipid messengers, it is the source of the bioactive lipids lysophosphatidylcholine, phosphatidic…

Cholesterol is the principal sterol of the higher animals, found in all body tissues. It is the main constituent of gallstones and all biological membranes. Approximately 25% of total brain lipid is cholesterol. Cholesterol, followed by the chemical suffix -ol for an alcohol, is an organic chemical…

N-Lauroylsarcosine is an anionic detergent. N-Lauroylsarcosine is used for solubilization and separation of membrane proteins and glycoproteins; reported to inhibit hexokinase. It is useful in concentrated salt solutions used in the cell lysis step during RNA purification (helps avoid excessive…

Calcium Phosphate Monobasic is mainly used in fertilizers, as acidulant in baking powders and in wheat flours, mineral supplement for foods and feeds, in enameling. Phosphorus is an essential nutrient and therefore is a common component of agricultural fertilizers. Calcium dihydrogen phosphate is…

Composition: Potassium Iodide 100% Grade: Purified Boiling Point: Approximately 100°C CAS Number: 7681-11-0 Density: 3.12 Chemical Formula: KI Molecular Weight: 166 g/mol Melting Point: 680°C Color: White solid Physical State: Solid pH Range: 6 to 9.2 Solubility Information:…

Composition: Urea 100% Grade: ACS Reagent Boiling Point: 135°C (decomposes) CAS Number: 57-13-6 Density: 1.34 Chemical Formula: NH2CONH2 Molecular Weight: 60.06 g/mol Melting Point: 133°C (decomposes) Color: White solid Physical State: Solid Solubility Information: 590 g/L at…