| Assay / purity |
Confirms active Malic Acid content and supports technical and commercial comparison between offers. |
Supplier specification and batch certificate of analysis. |
| L-malic or DL-malic form |
Clarifies product identity and helps match the product to the buyer’s technical or labeling expectations. |
Isomer-form declaration and official product specification. |
| Acidity and pH |
Relevant for acidifier performance, blend design, liquid systems and compatibility checks. |
Acidity statement, pH range or titratable acidity where available. |
| Physical form |
Powder, crystal, granule, coated or buffered forms affect dosing, dusting, mixing and application method. |
Product form declaration, product photo if useful and handling guidance. |
| Particle size |
Important for premix uniformity, segregation risk, dissolution behavior, automated dosing and feed distribution. |
Mesh size, particle size distribution or supplier handling statement. |
| Moisture / loss on drying |
Affects shelf life, caking risk, flowability and acid concentration comparison. |
Moisture limit and batch result. |
| Solubility |
Relevant for liquid feed, water application where permitted, premix behavior and dissolution expectations. |
Solubility declaration or application guidance. |
| Carrier or coating system |
Carrier-supported or coated products can differ in active level, release profile, dust control, corrosion behavior and labeling. |
Carrier declaration, coating description or composition statement where required. |
| Buffering system |
Buffered acid blends may behave differently from straight Malic Acid in pH effect and handling comfort. |
Buffering description and active acid declaration. |
| Flowability and dusting |
Relevant for worker handling, automated dosing, premix plants and clean production flow. |
Supplier handling notes, anti-caking information or buyer-side trial. |
| Corrosion and handling precautions |
Organic acids and acidifier blends may require careful equipment and worker-safety controls. |
Safety data sheet, handling guide and equipment compatibility notes. |
| Thermal and processing stability |
Important for pelleting, extrusion, conditioning, drying and liquid application systems. |
Supplier process guidance, stability data or trial recommendation. |
| Compatibility |
Malic Acid may be used with other organic acids, enzymes, probiotics, minerals, sweeteners, flavors and phytogenics. |
Supplier compatibility guidance or buyer-side premix stability testing. |
| Heavy metals |
Supports feed safety compliance and customer quality programs. |
Limits or test results for relevant metals such as lead, arsenic, cadmium and mercury where required. |
| Microbiological status |
May be requested for feed safety, premix approval, pet food applications and customer quality systems. |
Total plate count, yeast and mold, Salmonella status and any buyer-specific parameters where required. |
| Residue and impurity profile |
May be relevant for purity, customer approval and market-specific compliance. |
Supplier impurity declaration or test report where required. |
| Origin and traceability |
May affect import clearance, customer approval, regulatory acceptance and supplier qualification. |
Certificate of origin, batch number, manufacturing site information or supplier declaration. |
| Packaging |
Affects moisture protection, handling, palletization, corrosion risk, container loading and delivered cost. |
Bag, carton, drum or container type; net weight; liner; seal system; pallet details and label format. |
| Shelf life |
Supports purchasing volume planning, warehouse rotation and product release decisions. |
Manufacturing date, expiry date, retest period or shelf-life declaration. |