Standards, 500 g
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SULFAMIC ACID, CERTIFIED Primary Standard
GFS ChemicalsNH2SO2OH F.W.: 97.10 NFPA#: 2-0-2 Specific Gravity: 0.000 DOT: 8/III
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Gelatin for Bacteriological Media
bioWORLDA high grade granular preparation of gelatin that can be used alone as a solidification agent or incorporated into microbiological media as a nutrient or to determine gelatin liquefaction. Ash: 0.17% Moisture: 8.7% Coliforms: less than 3/gm Std. Plate: 10/gm/p> E. coli…
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Potassium Acid Phthalate Primary Standard (ACS)
GFS ChemicalsAcidimetric standard. For the standardization of basic standard solutions and titrants
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Cellulose Microcrystalline
MilliporeSigmaStandardized sorbents ensure reliable results every time. EMD Millipore’s broad spectrum meets all kinds of needs. In TLC, silica gel 60 sorbent is considered the most versatile. Our assortment of silica gel 60 features different grades with particle sizes ranging from 5-40 µm: silica with a gypsum…
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Ammonium Molybdate(VI),Tetrahydrate
bioWORLDCompound used in cryo-negative staining and is also used as an analgesic. Appearance: White crystalline powder Density: 2.50 g/cm3 at 25 ¡ãC HS Code: 28417000 Melting Point: 190ºC RTECS Number: QA5076000
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DISODIUM EDTA, Primary Standard
GFS ChemicalsComplexing agent used to determine many metal ions by titration
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Guanidine thiocyanate
bioWORLDA useful tool in for RNA isolation and protein solubilization. A strong chaotopic agent used at high concentrations for denaturing native proteins and inactivating RNAses. Also known as Guanidine isothiocyanate Biotechnology Grade A280 (70%, water, 250°C): <0.8 …
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POTASSIUM DICHROMATE , CERTIFIED P.S.
GFS ChemicalsStandardization of Ferrous Sulfate, Sodium Thiosulfate
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Agar, Phytoagar
bioWORLDFree of extra salts that are often present in many agar preparations and affect plant growth. Gel Strength: 950 g/cm 2 Working Concentration: 5−7 g/L Gelling Temperature: 38°C Moisture: 10.92% Ash Content: 1.2% Swelling Index: 9.0 mL Water Absorption:…
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Ferrous Ammonium Sulfate Hexahydrate
MP BiomedicalsFerrous Ammonium Sulfate is often employed as an analytical standard, and has been used in a variety of other applications from nanomaterials to general redox reactions. It is used for titration purposes.
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Ammonium chloride
bioWORLDA compound used in the lysis of red blood cells and protein isolation techniques. It is a reagent used in a variety of industrial and research applications. Useful in protein isolation techniques. Also used in the study of basic calcium phosphate crystals in fibroblasts. Inhibits intracellular…
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Activated charcoal acid washed
bioWORLDHigh-purity carbon, especially useful for minimizing contamination in products. Supports or facilitates plant growth and/or shoot proliferation in two or more plant tissue cultures. This charcoal is plant tissue tested. Appearance: Grey solid Density : 1.8-2.1g/cm3 Oxidation_State: 4,3,2,1,0,-1,-2,-3,-4
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Boric acid (Molecular Biology Grade)
bioWORLDA commonly used molecular biology reagent and also used in electrophoresis buffers. pKa (@ 20°C): 9.24 Molecular Biology Grade (also available in Proteomics Grade) Chloride: <.001% Phosphate: <0.001% Sulfate: <0.01% Calcium: <0.005% Heavy metals…
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SULFAMIC ACID, Primary Standard
GFS ChemicalsNH2SO2OH F.W.: 97.10 NFPA#: 2-0-2 Specific Gravity: 0.000 DOT: 8/III
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Ferric chloride, hexahydrate
bioWORLDA catalyst in organic synthesis ACS grade Insolubles: <0.01% Nitrate: <0.01% Phosphorus (as PO4: <0.01% Sulfate: <0.01% Copper: <0.003% Ferrous Iron: <0.002% Non-precipitables (NH4OH):<0.1% Zinc: <0.003 Regulated…
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EGTA (Ethyleneglycol bis (2-Aminoeth
bioWORLDA metal chelating agent specific for calcium ions. Commonly used in tissue culture media and biological buffers. Also known as Ethyleneglycol bis (2-Aminoethyl ether)-N,N,N',N' tetraacetic acide Ultra Pure Grade DNAse (exonuclease), NICKase (endonuclease), RNAse, and…
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EDTA, ferric sodium salt
bioWORLDAn eliminator of enzyme catalyzed reaction inhibition. Plant culture tested. Supports or facilitates plant growth and/or shoot proliferation in two or more plant tissue cultures. Appearance: Yellow to Brown Crystalline Powder Boiling Point: 614.2°C Density: 7.87 g/cm3 at…
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DIPHENYLGUANIDINE, Primary Standard
GFS ChemicalsStandard material for acids especially in non-aqueous titration
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L-Arginine
bioWORLDSynonym: ( S )-2-Amino-5-guanidinopentanoic acid A precursor of nitric oxide synthesis that induces vasodilation Appearance: White crystalline powder Boiling Point : ~367.6°C at 760 mmHg (Predicted) Density : 1.46 g/cm3 HS Code : 29252000 IUPAC_Name:…
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Ferrous sulfate, heptahydrate
bioWORLDA reducing agent with many other applications Used as a mordant in dyeing wool, in the manufacture of ink, in water purification as a substitute for aluminum sulfate, as a fertilizer, and as a feed additive. Used to produce magnetic ferric oxide. ACS Grade Insolubles: <0.01% …
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Ammonium phosphate, dibasic
bioWORLDIt is used as Fertilizer, fire retardant, yeast nutrient in winemaking and brewing mead. DAP is also used as a yeast nutrient in winemaking and brewing mead; It is also used as an additive in some brands of cigarettes purportedly as a nicotine enhancer; to prevent afterglow in matches, in purifying…
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EDTA, tetrasodium salt, dihydrate
bioWORLDA metal chelating agent commonly used in tissue culture media and biological buffers. Also known as Ethylenediaminetetraacetate, tetrasodium salt, dihydrate Ultra Pure Grade Heavy metals (as Pb): <0.001% Iron: <0.005% Nitrilotriacetic acid: <0.1% Appearance:…
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Ammonium phosphate, monobasic
bioWORLDIt is formed when a solution of phosphoric acid is added to ammonia until the solution is distinctly acidic. It is often used in the blending of dry agricultural fertilizers. It supplies soil with the elements nitrogen and phosphorus in a form which is usable by plants. The compound is also a…
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Ammonium Acetate
bioWORLDBeing the salt of a weak acid and a weak base, ammonium acetate has a number of distinctive properties. It is occasionally employed as a biodegradable de-icing agent. It is often used with acetic acid to create a buffer solution, one that can be thermally decomposed to non-ionic products. It is…
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L-Asparagine
bioWORLDSynonym: ( S )-2-Aminosuccinic acid 4-amide, L-Aspartic acid 4-amide Anhydrous Appearance: White Crystalline Powder Density : 1.543 g/cm3 HS Code : 29241900 IUPAC_Name: Asparagine Melting Point: 235°C
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EDTA, disodium salt, dihydrate
bioWORLDA metal chelating agent commonly used in tissue culture media and biological buffers. Inactivates nucleases. Also known as Ethylenediaminetetraacetate, disodium salt, dihydrate Biotechnology Grade (also available in Pretoemics Grade) Insolubles: <0.005% Heavy metals (as Pb):…