Hach calibration pH buffers are available in a variety of color-coded or colourless solutions, in different packaging types and sizes from 15 mL up to 20 L. pH buffers are also available in convenient single-use pouches (Singlet) and unit-dose powder pillows for on-site and field analyses ensuring…

Chemical name: Sodium hydroxide Product Brand: Analytical Density (g/cm3): 1.275 Molecular weight: 40 Molecular formula: HNaO UN Number: UN 1824

Components: Tris Base / Tris-HCl(1 M), Water(Rest) Method: Prepared in 18.2 megohms-cm ± 1 water and filtered through 1-micron filter. pH: 6.8 ± 0.2 Storage: 2-8°C

Citric acid and Sodium citrate 0.1M pH range: 4.6-6.2

Components: Tris Base / Tris-HCl(1 M), Sodium Chloride(3 M), Water(rest) Method: Prepared in 18.2 megohms-cm ± 1 water and filtered through 1-micron filter. pH: 7.4 ± 0.15 (1X) Storage: Room Temp.

6 x 500mL kit contains 2 x 500 ml of each pH 4 red (GFS 1634), pH 7 yellow (GFS 1639) and pH 10 blue (GFS 1645). The 3 x 4L kit contains 1 x 4L of each of the above items.

PBS (phosphate buffered saline) is a balanced salt solution used for a variety biological and cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents. Endotoxin and Mycoplasma tested Applications …

Butterfield’s buffer meets or exceeds requirements established by APHA, FDA, AOAC, and USP for food and dairy products and pharmaceutical testing. Monopotassium phosphate is used in the Butterfield's Buffer for plate count procedures in the microbiological examination of various…

Sample buffer for protein analysis. 2X Concentration Contains: 450mM Tris-HCl, pH 8.45, 4% SDS, 10% Glycerol, 0.0025% Coomassie blue G, 2% β-Mercaptoethanol.

MDL No: MFCD00146206 Liquid

Zwitterionic N-substituted aminosulfonic acid buffer. pka (25°C): 7.5 pH Range (Working): 6.8 - 8.2 Heavy Metals: <0.001% Max

Chemical name: Sulfuric acid Chemical synonyms: Sulfuric acid solution Product Brand: Analytical Density (g/cm3): 1.18 Molecular weight: 98.08 Molecular formula: H2O4S Chemical purity: =95% UN Number: UN 2796

Sterile liquid electrophoresis buffer concentrate prepared with 18.2 megOhm water, 0.2 micron sterile filtered and steam sterilized in final packaging. TBE is the most commonly used buffer for DNA and RNA electrophoresis. Since borate is a strong inhibitor of enzymes, TBE is recommended for…

For Research Use Only. Not for use in diagnostic procedures.

2,4,6-Trimethylpyridine Formula: N:C(CH₃)CH:C(CH₃)CH:CCH₃   CAS #: 108-75-8   Formula Weight: 121.18 pH: 7.4 Bennett & Luft., Biophys & Biochem. Cytol., 6,113 (1959). A very stable buffer, used with…

CAS Number: 886-38-4 Solubility: (20°C) insoluble Melting Point: 118 - 122°C Molar Mass: 206.24 g/mol

(boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

2X Formulation: NaCI: 280 mM KCI: 10 mM Na₂HPO₄: 1.5 mM Dextrose: 12 mM HEPES: 50 mM pH: 7.0

Tris have been useful as buffers in a wide variety of biological systems. It has been used as a starting material for polymers, oxazolones (with carboxylic acids) and oxazolidines (with aldehydes). It does not precipitate calcium salts and is of value in maintaining solubility of manganese salts.…

pH Buffer solutions offered in ranges of 2.0, 4.0, 6.0, 7.0 and 10.0

For visual determination of pH, using test kits. pH 4-10

Composition: Water 99.92%, Potassium Dihydrogen Phosphate 0.08% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Colorless liquid Physical State: Liquid pH Range: 2.7 Solubility Information: Miscible Synonyms: Potassium Phosphate Shelf Life: 3 Months Storage: Ambient …

Components: Potassium Phosphate Monobasic / Potassium Phosphate Dibasic(0.2 M), Water(rest) Method: Prepared in 18.2 megohms-cm ± 1 low endotoxin water and filtered through 0.22-micron filter. pH: 7.5 ± 0.15 Storage: Room Temp.

PBS, 10X Powder Concentrate

Tris HCl 2 M pH 6.8 is useful with SDS-PAGE and Electrophoresis. Tris solutions are formulated into working concentrations for preparing the stacking and resolving portions of native or SDS-PAGE gels using discontinuous buffer systems according to Laemmli (1970) or Ornstein and Davis (1959). …

Features   Synonym: Disodium hydrogen phosphate CAS#: 7558-79-4 Molecular Formula: Na₂HPO₄ Molecular Weight: 231-448-7

Grade: Biotechnology Molecular Weight: 335.85

PBS (phosphate buffered saline) is a balanced salt solution used for a variety biological and cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents. Endotoxin and Mycoplasma tested Applications …

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. …