Silicon dioxide2811.22

Silicon dioxide

Silicon dioxide (CAS RN 7631-86-9) in the form of powder, for use in the manufacture of high performance liquid chromatography columns (HPLC) and sample preparation cartridges

Amorphous silicon dioxide (CAS RN 60676-86-0), -|in the form of powder -|of a purity by weight of 99,0|% or more -|with a median grain size of 0,7|μm or more, but not more than 2,1|μm -|where 70|% of the particles have a diameter of not more than 3|μm

Microspheres of amorphous silicon of a particle size of 5|μm (± 1|µm), for use in the manufacture of cosmetic products

Balls of porous white silica of a particle size of more than 1|µm for use in the manufacture of cosmetic products

Silica filler in the form of granules, with a purity by weight of 97|% or more of silicon dioxide

Calcined amorphous silicon dioxide powder with a particle size of not more than 12|µm of a kind used|in the production of polymerization catalysts for the manufacturing of polyethylene

Calcined amorphous silicon dioxide powder -|with a particle size of not more than 20|µm, and -|of a kind used in the production of polyethylene

Amorphous silicon dioxide (CAS RN 60676-86-0), -|in the form of powder -|of a purity by weight of 99,7|% or more -|with a median grain size of 0,7|µm or more, but not more than 2,1|µm -|where 70|% of the particles have a diameter of not more than 3|µm

Amorphous silicon dioxide (CAS RN 112926-00-8), -in the form of powder, -of a purity by weight of 98 % or more, -with a median grain size of 150 μm or more, but not more than 250 μm, -where 90 % of the particles have a diameter of more than 3 μm, for use in the manufacture of tyres

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