Beryllium

Location:  Group 2, Period 2
Atomic Weight:  9.01218
Coordination Number:  4
Chemical Form in Solution:  Be⁺(H₂O)₄⁺²

Storage & Handling:  Keep tightly sealed when not in use. Store and use at 20 ± 4°C. Do not pipet from container. Do not return portions removed for pipetting to container.

Chemical Compatibility:  Soluble in HCl, HNO₃, H₂SO₄ and HF aqueous matrices. Stable with all metals and inorganic anions.

Stability:  2-100 ppb levels stable for months in 1 % HNO₃ / LDPE container. 1-10,000 ppm solutions chemically stable for years in 5-10 % HNO₃ / LDPE container.

Be Containing Samples (Preparation & Solution):  Metal (is best dissolved in diluted H₂SO₄); BeO (boiling nitric, hydrochloric, or Sulphuric acids or KHSO₄ fusion); Ores (H₂SO₄/HF digestion or carbonate fusion in Pt⁰); Organic Matrices (Sulphuric / peroxide digestion or nitric / Sulphuric / perchloric acid decomposition, or dry ash and dissolution according to the BeO procedure above).