Gold Powder

Molecular Formula: Au

Molecular Weight: 196.966560000

Purity: 99.9%

CAS No.: 7440‑57‑5

Appearance: Golden‑yellow powder

 Gold Ingot

Molecular Formula: Au

Molecular Weight: 196.97

Main Content: ≥99.95% 

Appearance: Golden‑yellow

Sodium Tetrachloroaurate (III) Dihydrate

Molecular Formula: NaAuCl₄・2H₂O

Molecular Weight: 397.80

Main Content: 48.0%

CAS No.: 15189‑51‑2 

Grade: AR (Analytical Reagent)

Appearance: Orange‑yellow crystalline powder

Solubility: Soluble in ethanol and ether, freely soluble in water

Storage Condition: Keep sealed at ambient temperature

Chloroauric Acid Tetrahydrate

Molecular Formula: HAuCl₄・4H₂O

Molecular Weight: 411.85

Main Content: 47.8%

CAS No.: 16903‑35‑8

Grade: AR (Analytical Reagent)

Appearance: Golden‑yellow or yellowish‑red crystals

Solubility: Deliquescent; soluble in water, alcohols and ether, slightly soluble in chloroform; develops black spots upon exposure to light; corrosive

Storage Condition: Keep sealed and protected from light