MAGNETIC PIGMENT

• Main Authors: MENNING, MARTIN, HARTTIG, HERBERT, KLEIBER, JOERG, LESNIAK, CHRISTOPH, SCHMIDT, HELMUT, WALTER, THOMAS, RIEDLING, MICHAEL
• Format: Patent
• Language: English; French
• Published: 27.12.1996
• Edition: 6
• Subjects: BASIC ELECTRIC ELEMENTS; BEER; BIOCHEMISTRY; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOSITIONS OR TEST PAPERS THEREFOR; COMPOSITIONS THEREOF; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES; CULTURE MEDIA; DERIVATIVES THEREOF; ELECTRICITY; ENZYMOLOGY; INDUCTANCES; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLIDMATERIALS OR FLUIDS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROMSOLID MATERIALS OR FLUIDS; MAGNETS; MEASURING; MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS; METALLURGY; MICROBIOLOGY; MICROORGANISMS OR ENZYMES; MUTATION OR GENETIC ENGINEERING; NUCLEIC ACIDS; NUCLEOSIDES; NUCLEOTIDES; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PHYSICS; PROCESSES OF PREPARING SUCH COMPOSITIONS; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS; SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS; SPIRITS; SUGARS; TESTING; THEIR RELEVANT APPARATUS; TRANSFORMERS; TRANSPORTING; VINEGAR; WINE

Magnetic particles have a substantially pore-free outer glass surface, or an outer glass surface with pores having less than 10 nm diameter. Ferromagnetic particles with a glass surface are preferably used to isolate biological materials from samples. They ensure a rapid and reliable purification.