Aspirin Powder / Acetylsalicylic Acid API
Supplied as acetylsalicylic acid API for pharmaceutical raw material sourcing, with pharmacopeial specification support, technical documentation and bulk supply options available.
- USP / BP / EP / JP / ChP specification support available
- Suitable for tablet, capsule, compounding, and selected veterinary applications
- Assay, impurity profile, and dosage-form fit can be reviewed per project
- COA, SDS/MSDS, and specification review available per batch
Tell us your application, target specification, and destination market so we can support grade selection, documentation review, and packaging recommendations.

Quick Specs
Identity
INCI Name
Alias
CAS Number
Molecular Formula
Molecular Weight
Quality
Standards
Assay Method
Handling
Appearance
Form
Solubility
Applications
Commercial Terms
MOQ
MOQ depends on packaging and specification.
Lead Time
3–7 working days for standard items; bulk orders by schedule.
Incoterms
EXW / FOB / CIF / DAP / DDP
Sample
Free sample (shipping charged)
Quality & Documents
COA (per batch) • SDS/MSDS • TDS/Spec sheet (on request). Additional statements depend on product and market.
Product Overview
Aspirin powder, also known as acetylsalicylic acid powder, is a pharmaceutical API supplied for raw material sourcing and formulation-related projects.
It is usually supplied under pharmacopeial or agreed specification routes, and buyers typically review assay, impurity profile, documentation and batch consistency before technical or commercial evaluation.
It is commonly considered for pharmaceutical manufacturing, compounding and related API sourcing projects, with COA, TDS, SDS/MSDS and bulk supply support available for sourcing reference.

Applications
Pharmaceutical Tablet and Capsule Projects
Aspirin powder is commonly reviewed for oral solid dosage forms where pharmacopeial route, assay control, impurity management, and API consistency are important.
Compounding and Custom Formulation Projects
It may be considered for selected compounding or customized formulation projects where pharmaceutical-grade raw material and defined specification support are required.
Veterinary Formulation Projects
For selected veterinary applications, buyers typically evaluate aspirin API according to intended dosage form, specification requirements, and documentation needs.
How to Choose the Right Grade / Form
For standard pharmaceutical API projects
Start by confirming the intended pharmacopeial route, such as USP, BP, EP, JP, or ChP, before sampling or quotation.
For solid dosage-form manufacturing
Assay, impurity profile, and specification requirements should be reviewed together according to the intended tablet or capsule formulation.
For compounding or customized projects
Specification style, documentation scope, and packaging format should be aligned with the target application and market requirements before final approval.
Technical & Formulation Notes
Technical Notes
Aspirin, also known as acetylsalicylic acid, is a pharmaceutical API commonly evaluated under pharmacopeial standards for oral solid-dosage and related formulation projects.
For sourcing review, buyers typically focus on specification route, assay, impurity profile, documentation package, and batch consistency rather than consumer-use positioning.
Manufacturing & Process
Commercial aspirin API is produced under controlled synthesis and purification conditions according to the intended specification route.
Process control focuses on maintaining consistent chemical identity, purity profile, and batch-to-batch quality for pharmaceutical raw material applications.
Compatibility / Formulation Notes
For tablet and capsule systems, confirm assay route, impurity expectations, and specification requirements before scale-up.
For compounding projects, review dosage-form requirements, packaging format, and documentation needs according to the intended application.
For veterinary or custom formulation projects, confirm regulatory expectations and material specifications before commercial evaluation.
For storage and transport, protect the material from moisture and excessive heat exposure to maintain product stability.
For direct-compression tablet manufacturing, buyers may also review DC-grade aspirin options where compression performance and processing requirements are important.
Extended QC & Test Items
Common quality review items may include assay, appearance, identification, melting point, loss on drying, related substances, heavy metals, and other parameters according to the agreed specification and pharmacopeial requirements.
Product specifications
| Test | Specification | Method |
|---|---|---|
| Appearance | White or almost white crystalline powder | Visual |
| Identification | Conforms to agreed aspirin specification | Per specification |
| Assay | 99.5%-101.0% or agreed specification | Per specification |
| Melting / Fusion Point | Per agreed specification | Per specification |
| Loss on Drying | Per agreed specification | Per specification |
| Related Substances / Impurity Basis | Per agreed specification | Per specification |
| Heavy Metals | Per agreed specification | Per specification |
| Documents | COA per batch; SDS/MSDS and TDS available | Reference |
Storage, Shelf Life & Packaging
Storage
Store in a tightly sealed container in a cool, dry place away from moisture and excessive heat.
Protect from humidity during storage and transportation.
Shelf Life
24 months when stored in the original unopened packaging under recommended storage conditions.
Packaging & Logistics
Sample Packing
Small review packs can be arranged for specification confirmation and pilot evaluation.
Bulk Packing
Bulk packaging can be arranged according to specification route, dosage-form plan, and order volume.
Customization
Packaging format, labeling, and document pack can be discussed according to project and market requirements.
Logistics & Documents
Lead time, incoterms, and document scope should be confirmed according to order quantity and destination market.

Supply, Documentation & Customization
Documents & Compliance
COA, SDS/MSDS, and TDS/spec sheet available based on product and market requirements.
Customization & Private Label
Custom packing, private label, and labeling support available depending on product type and order scope.
Commercial Support
Sample, lead time, and incoterm options can be discussed according to destination market and supply plan.
Why Source From Lifeworth
Standard-route review support
Support for buyers comparing USP, BP, EP, JP, ChP, or agreed specification routes before technical approval.
Batch documentation support
COA, SDS/MSDS, TDS, and related specification documents can be aligned with project and market requirements.
API specification discussion
Support for reviewing assay, impurity profile, specification requirements, and dosage-form compatibility during sourcing evaluation.
Export-ready bulk supply
Commercial packaging, lead time, and shipping terms can be coordinated for repeat supply and international procurement.

FAQ
1. What is aspirin powder mainly used for?
Aspirin powder is mainly reviewed as an API for tablet, capsule, compounding, and selected veterinary formulation projects.
2. What standard routes can be discussed?
USP, BP, EP, JP, ChP, or agreed specification routes may be reviewed according to project and market requirements.
3. What specification options are available for aspirin powder?
Aspirin powder can be supplied according to different pharmacopeial or agreed specification requirements, such as USP, BP, EP, JP, ChP, or project-specific specifications.
4. What should buyers confirm before ordering?
Buyers should confirm standard route, assay basis, impurity profile, dosage-form fit, packaging format, and destination-market requirements before approval.
5. What documents are available for aspirin powder?
COA, SDS/MSDS, TDS, and related specification documents can be provided or discussed according to product type, batch requirements, and destination-market needs.
6. How should aspirin powder be stored?
Aspirin powder should be stored in a tightly sealed container in a cool, dry place and protected from moisture and excessive heat.
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