APEXMATERIALS™ / GTOS MATERIALS REGISTRY

VERIFIED CAS GATE

Europium · Rare Earth / Lanthanide · CAS 7440-53-1

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GTOS Material Identity Matrix

Field	Value	Source Layer	Status
Symbol	Eu	Element Registry	PASS
Name	Europium	Materials Registry	PASS
CAS from source	7440-53-1	Uploaded file	PASS
GTOS CAS	7440-53-1	CAS/NIST cross-check	VERIFIED
Atomic No.	63	Periodic Registry	PASS
Material Class	Rare Earth / Lanthanide	GTOS taxonomy	PASS

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GTOS Audit Note: Reactive rare-earth metal; requires batch-specific SDS, CoA and destination screening. Source CAS value: 7440-53-1. GTOS registry CAS value: 7440-53-1. Commercial terms, price, TDS, CoA, SDS, packaging and shipment authorization remain gated until validation.

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