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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Particle size distribution (Granulometry)

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Administrative data

Link to relevant study record(s)

Description of key information

Light microscopic examination revealed that the Benzoic acid, 4-[4-(2-oxiranyl)butoxy]-, 4-methoxyphenyl ester contains a lot of particles < 100 µm. The shape of the product is non-fibrous.
Sieving of the product on a 100 µm is not possible. The screen gets blocked by the very fine powder. It is concluded that more than 1%m/m is < 100 µm.
The characteristics of the PSD of the fraction < 1000 µm are:
d10 [µm] 4.8
d50 [µm] 15
d90 [µm] 66

Additional information

See light microscopic image in attached document.