Buying UCO, up to 100 mt, CIF Rotterdam

We are interested in buying used cooking oil to make biodisel from it.
Quantity: trial 20-100 metric tons of used cooking oil.
Origin: anywhere but only with ISCC licence.
Quality standards: the used cooking oil must meet all applicable regulatory and industry standards for purity and quality.
Packaging: please provide information on the packaging, labeling, and any special handling requirements.
Destiantion: CIF Rotterdam.
Please send your offers with a quotation.