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F(ab')2 fragment antibodies are generated by pepsin digestion of whole IgG antibodies to remove most of the Fc region while leaving some of the hinge region. F(ab')2 fragments have two antigen-binding Fab portions linked together by disulfide bonds and therefore they...
Synonym(s): Potassium diphosphate tetrabasic; Tetrapotassium diphosphate Empirical Formula: K4O7P2 Linear Formula: K4P2O7 Formula Weight: 330.34 MDL Number: MFCD00011393 Purity: 97% Melting Point: 1300 °C(lit.)
Chemical synonyms: Catechol violet; Pyrocatecholsulfonphthalein Product Brand: Analytical Density (g/cm3): 1.14 Molecular weight: 386.38 Molecular formula: C19H14O7S
Hybridase™ Thermostable RNase H specifically degrades the RNA in a DNA:RNA hybrid, without affecting DNA or unhybridized RNA.
This certified reference material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Download your certificate at: http://www.sigma-aldrich.com.Please specify if you require a...
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and...
CAS No.: 2456-81-7 UN No.: UN2923 Class: 8 Pkg. Group: PG III
Synonyms: Crystallization solution 27/kit no 02528 Density: 1.03 g/mL at 20 °C
Synonym(s): PEG 6000 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code: 3907.20
MDL Number: MFCD00197891 Density: 1.16 g/mL at 25 °C Refractive Index: n 20/D 1.573
MDL Number: MFCD00084404 Density: 1.071 g/mL at 25 °C
European Pharmacopoeia (EP) Reference Standard Synonym(s): 1-Ethyl-6-chloro-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Empirical Formula: C17H20ClN3O3 Formula Weight: 349.81 Linear Formula:...
Synonym(s): ( S )-2-Amino-2-phenylethanol; L-(+)-α-Phenylglycinol Formula: C6H5CH(NH2)CH2OH Formula Weight: 137.18 CAS No.: 20989-17-7 Purity: 98% Application: Used in a synthesis of chiral, unsymmetrical bisoxazolines. Packaging: 1, 5 g in glass...
Grade: Reagent UN No.: UN1814 Class: 8 Pkg. Group: PG II
Formula: C6H5NHNH2 · HCl Formula Weight: 144.60 CAS No.: 59-88-1 UN Number: UN2811 Purity: ≥99% Packaging: 5, 100, 500 g in poly bottle
Synonym(s): PMP; Pempidine Formula: C10H21N Formula Weight: 155.28 CAS No.: 79-55-0 UN Number: UN1992 Purity: 97% Density: 0.858g/mLat 25°C(lit.) General description: Sterically hindered, strong base Packaging: 5 g in glass bottle
for microbiology Synonym(s): Pyrrolidonyl Peptidase Strips Storage: 2-8°C
Synonym(s): PVP; Polyvidone; Povidone Linear Formula: (C6H9NO)n MDL Number: MFCD00149016
Grade: NF CAS No.: 9005-67-8
Empirical Formula: C4D8H2N2-+2HCl Linear Formula: C4D8H2N2-+2HCl Formula Weight: 167.11 MDL Number: MFCD01073979 Purity: 98% (CP) Melting Point: >300 °C(lit.)
Empirical Formula: C5H10O2 Linear Formula: CH3COOCH2CH2CH3 Formula Weight: 102.13 MDL Number: MFCD00009372 Purity: ≥98% Boiling Point: 102 °C(lit.) Melting Point: −95 °C(lit.) Density:...