EU Trademark Classification EU01 Chemicals Perlite for use in horticulture Class 01 Perlite for use in horticulture 4041 园艺用珍珠岩 Chinese 园艺用珍珠岩 English Perlite for use in horticulture Spanish Perlita para uso en horticultura Site ref. 4041 Class 01 Included in Harmonised Database (HDB)