Giemsa stain
Also known as: Giemsa's stain, Giemsa Stain, modified, Azure eosin methylene blue, Eosin Azur Giemsa, Eosin Methylene Blue compound, Azur I, Azur II, Giemsa stain for microscopy, Azure mixture sicc. Giemsa stain, GIEMSA L STAIN, GIEMSA R STAIN, Giemsa stain, high purity biological stain, Giemse Stain, MFCD00081642
Giemsa stain (CAS 51811-82-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H14ClN3S and a molecular weight of 291.799 g/mol. Key properties include a melting point of 300 °C(lit.), a boiling point of 543ºC at 760mmHg, a density of 0.99 and a flash point of 15 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. It is listed by 2 suppliers, 1 of which publish reference prices, from 46.00 to 86.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 51811-82-6
- Jingsj CID
- J-1098773-5
- Molecular Formula
- C14H14ClN3S
- Molecular Weight
- 291.799 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 细胞培养级 25g | ¥1,150.00 | $6.88 /gBest ¥46.00/g CNY | CN China MOQ 25g | |
In Stock | 高纯级 25g | ¥1,500.00 | $8.98 /g ¥60.00/g CNY | CN China MOQ 25g | |
In Stock | 细胞培养级 5g | ¥365.00 | $10.92 /g ¥73.00/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | 300 °C(lit.) |
|---|---|
| Boiling Point | 543ºC at 760mmHg |
| Density | 0.99 |
| Flash Point | 15 °C |
| Exact Mass | 291.059692 |
| PSA | 70.39000 |
| LogP | 0.96400 |
| Storage Conditions | Store at RT. |
| Additional Property | ethanol: 1 mg/mL |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H301 — Toxic if swallowed
- H311 — Toxic in contact with skin
- H331 — Toxic if inhaled
- H370 — Causes damage to organs
Activity & Biological Data
| Additional Information | [1]. Dolan M. The role of the Giemsa stain in cytogenetics. Biotech Histochem. 2011 Apr;86(2):94-7. |
|---|
Frequently Asked Questions
What is the CAS number of Giemsa stain?
The CAS number of Giemsa stain is 51811-82-6.
What are the molecular formula and molecular weight of Giemsa stain?
Giemsa stain has molecular formula C14H14ClN3S and molecular weight 291.799 g/mol.
Which suppliers offer Giemsa stain?
2 supplier(s) listed; reference unit price ¥46.00–86.00 /g.
Is Giemsa stain hazardous?
Giemsa stain has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Giemsa stain (CAS 51811-82-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1098773-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.