• Weight: The total weight of the selenium block is 10 grams/0.4 ounces (approximately).
• brand new and high quality.
• 【99.99% PURITY】The selenium lumps have high purity, which is up to 99.99%.
• 【BRAND NEW】All small selenium lumps are brand new and has high quality.
• These selenium lumps have high purity, up to 99.99%.

1. brand new and high quality. 2. This is a set of small selenium metal lumps well packed in bag. 3. These selenium lumps have high purity, up to 99.99%. 4. Main elements contain Se(99.99%), Cu(5. It is a great metal accessory for experiments or production use. Spec: Features: brand new and high quality. This is a set of small selenium metal lumps well packed in bag. These selenium lumps have high purity, up to 99.99%. Main elements contain Se(99.99%), Cu( It is a great metal accessory for experiments or production use. Specification: Material: Selenium Symbol: Se Purity: 99.99% Weight: 10g / 0.4oz (approx.) Package list: 1 set * Selenium Lumps