Molekula
Cromolyn sodium (Disodium cromoglycate) - USP CRS
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Cromolyn sodium (Disodium cromoglycate) is a mast cell stabilizer used primarily in pharmaceuticals to prevent allergic reactions, such as asthma and allergic conjunctivitis. It is also used in research for studying mast cell activity and inflammatory responses. This USP Certified Reference Standard (CRS) has a CAS number of 15826-37-6, with the molecular formula C23H14O11Na2 and a molecular weight of 512.33. It is stored at ambient conditions and carries a signal word of Warning. Molekula supplies Cromolyn sodium from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Cromolyn sodium (Disodium cromoglycate) is a mast cell stabilizer used primarily in pharmaceuticals to prevent allergic reactions, such as asthma and allergic conjunctivitis. It is also used in research for studying mast cell activity and inflammatory responses. This USP Certified Reference Standard (CRS) has a CAS number of 15826-37-6, with the molecular formula C23H14O11Na2 and a molecular weight of 512.33. It is stored at ambient conditions and carries a signal word of Warning. Molekula supplies Cromolyn sodium from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us the quantity you actually need — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price, usually within one working day.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Undamaged packaging |
| Identification | Conforms to USP monograph |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90038248 |
| CAS Number | 15826-37-6 |
| Molecular Formula | C23H14O11Na2 |
| Molecular Weight | 512.33 |
| SMILES | [Na].O=C(O)C=1OC2=CC=CC(OCC(O)COC=3C=CC=C4OC(=CC(=O)C43)C(=O)O)=C2C(=O)C1 |
| REACH Code | Y113 |
| HTS Code | 2932997000 |
| Tariff Code | 2932990090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Cromolyn sodium (Disodium cromoglycate) USP CRS used for?
Cromolyn sodium USP CRS is primarily used as a reference standard for analytical testing in pharmaceutical formulations, particularly in mast cell stabilizer drugs for asthma and allergic conditions.
What is the chemical formula and molecular weight of Cromolyn sodium?
The chemical formula is **C₂₃H₁₄O₁₁Na₂**, and the molecular weight is **512.33 g/mol**.
How should Cromolyn sodium USP CRS be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from moisture and direct sunlight.
What grade of Cromolyn sodium does Molekula supply, and is USP CRS available in bulk?
Molekula supplies **USP Certified Reference Standard (CRS) grade** Cromolyn sodium; bulk quantities may be available upon request—please contact us for pricing and lead times.
What safety precautions should be taken when handling Cromolyn sodium?
The product carries a **signal word: Warning**—wear appropriate PPE (gloves, goggles) and avoid inhalation or skin contact. Follow local safety regulations.
What documentation comes with an order of Cromolyn sodium USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **batch-specific documentation** traceable to USP standards.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.