Phosphatidylserine is bought for one reason: a formulator needs a named substance at a declared strength, delivered with paperwork that survives an audit. Everything below is written to answer the two questions that decide a first order — what exactly is in the drum, and what evidence comes with it.
Each lot is produced under an ISO 22000 management system, released against a retained reference, and packed so that the material arrives in the condition it was tested in.
Parameters are quoted as typical values for the grade described. A lot is released only when the measured result falls inside the agreed window, and the certificate records the measurement rather than the target.
| Parameter | Typical value | Method |
|---|---|---|
| Product Name | Phosphatidylserine | In-house / COA |
| Grade | Food / Feed / Pharma grade | In-house / COA |
| Appearance | White to off-white powder | In-house / COA |
| Form | Crystalline powder | In-house / COA |
| Assay / Content | Declared on COA | In-house / COA |
| CAS No. | On request | In-house / COA |
| Optical Form | L / DL as specified | In-house / COA |
| Loss on Drying | Max. 0.5% | In-house / COA |
| Heavy Metals | Max. 10 ppm | In-house / COA |
| Total Plate Count | Max. 1,000 cfu/g | In-house / COA |
| Packaging | 25 kg fibre drum, double food grade liner | In-house / COA |
| Shelf Life | 24 months unopened | In-house / COA |
The material is used mainly by nutritional supplement brands, fermentation media suppliers, cell culture media producers and food fortification plants. Three variables decide whether a launch runs smoothly: the assay of the delivered lot, the specific optical rotation that confirms the L or DL form, and the heavy metal and microbiological limits of the destination market.
Settle all three before artwork is printed. Changing a declared value after packaging is the most expensive correction in a project, and it is almost always avoidable at the sample stage.
Documentation is treated as part of the product rather than an afterthought: the COA, the specification sheet and the safety data sheet are issued together, and any statement made on this page can be traced to a document that supports it. Where a destination market asks for an additional test, it is quoted before the lot is released rather than after it ships.
Baisfu has supplied food, botanical and flavour materials to formulators in Europe and North America since 2009. The plant runs to ISO 22000 and the documentation set — specification, COA, MSDS, allergen and GMO statements — is issued as standard rather than on request. Orders are dispatched within three working days from stock, and a technical contact answers specification questions directly instead of routing them through a sales desk.
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