Elemental barium (Ba), represented as four silvery pieces in a sealed oxygen-excluding ampoule because the pure metal oxidizes readily. Containment does not certify purity; this is not analytical reference material or a photograph.
Scientific media record2 verified identifiers
- Subject
- Bariumelement
- Identifiers
- Atomic number 56PubChem CID:5355457
- Review
- Editorial review completeIdentifiers authority-verified · Accessibility validated · · barium|barium-technical-specimen-v1.webp
- Digital source
- Trained-algorithmic mediaCreated with a trained generative algorithm and reviewed by WikiBiome for subject identity, scientific framing, identifiers, provenance, and accessibility.
- Scientific basis
- Barium — PubChem ElementBarium, PubChem CID 5355457
- License
- CC BY-SA 4.0Created
References 6
Numbered by first appearance in the article, then reconciled with its declared source list.
- 1
Xing Yan, Jun Qiu, Ruiwen Huang et al. (2025). Yan 2025 — Association Between Infants' Serum Levels of 26 Metals and Gut Microbiota: A Hospital-Based Cross-Sectional Study in China. Frontiers in Microbiology.
- 2
Maria Assunta Meli, Donatella Desideri, Davide Sisti et al. (2024). Meli 2024 — Chemical characterization of baby food consumed in Italy. PLOS ONE.
- 3
Natalia Kurhaluk, Piotr Kaminski, Halina Tkaczenko (2025). Kurhaluk 2025 — Oxidative Stress, Antioxidants, Gut Microbiota and Male Fertility. Cellular Physiology and Biochemistry.
- 4
Yan X, Qiu J, Huang RW et al. (2025). Association between infants' serum levels of 26 metals and gut microbiota: a hospital-based cross-sectional study in China. Frontiers in Microbiology.
- 5
Rokoff LB, Cardenas A, Lin PI et al. (2023). Early pregnancy essential and non-essential metal mixtures and maternal antepartum and postpartum depressive symptoms. Neurotoxicology.
- 6
Lopez-Botella A, Gomez-Torres MJ, Sanchez R et al. (2023). Elevated Lead, Nickel, and Bismuth Levels in the Peritoneal Fluid of a Peritoneal Endometriosis Patient without Toxic Habits or Occupational Exposure following a Vegetarian Diet. Toxics.
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