Description
WHOLE PLANT POWDER
Glycine max (L.) Merr. — Whole seed powder (no assay)
黑豆粉 is a whole-material powder with no extraction step, so there is no assay to compare. Buyers decide on particle size, moisture and microbial load instead.
COA-Backed Specification
| Identity | Glycine max (L.) Merr. |
|---|---|
| Plant part | Seed (black coat) |
| Form and colour | Dark grey-brown powder |
| Assay | Whole seed powder (no assay) |
| Method | Identity and microbiology per batch |
| Particle size | 98% through 80 mesh |
| Loss on drying | Within the limits of the approved specification |
| Ash | Within the limits of the approved specification |
| Heavy metals | Within the limits of the approved specification |
| Microbiological limits | Within the limits of the approved specification |
| Shelf life | Two years when stored properly |
Limits shown are the agreed specification. Result values are issued on the batch-specific certificate of analysis.
Buyer Decision Guide
Confirm mesh size, moisture and whether a carrier was added. Whole powders are often cut with carrier without saying so.
- Assay / grade: Whole seed powder (no assay), tested by Identity and microbiology per batch.
- Identity: Glycine max (L.) Merr., Seed (black coat).
- Appearance: dark grey-brown powder.
- Dispersible in water but not soluble; expect sediment without a stabiliser.
- Packing and storage: sealed food-grade liner in an export carton or fibre drum; keep cool and dry.
- Documentation: COA, specification sheet and SDS issued with each batch.
How This Grade Differs
No whole-material powder of this product was listed on the site before this page. This is a powder, not an extract: there is no ratio and no assay to quote.
Quality and Documentation
Released on a batch certificate covering assay or grade, identity, moisture, heavy metals and microbiology.
Frequently Asked Questions
How is appearance checked?
Dark grey-brown powder, compared against a retained sample from the approved batch.
How recent is the representative batch shown?
The batch referenced is issued per lot; your shipment is released on its own certificate rather than the representative one.
What do you declare for moisture and ash?
Both are released against the limits on the approved specification; the measured result for your lot appears on its COA.
How should the material be stored after arrival?
Two years when stored properly. Keep the pack sealed; moisture uptake is the main risk for this grade.
Which plant part is Black Soybean Powder produced from?
The plant part declared on the specification is Seed (black coat).
How is the material shipped?
Air and sea freight are both arranged, with the mode chosen against volume, destination and required date. Documents and the HS code are issued with the shipping instructions.
Are you a manufacturer or a trading company?
LongBio is Shaanxi Longsheng Biotechnology Co., Ltd., a direct manufacturer of botanical extracts and functional ingredients integrating R&D, production and export support. Factory review can be arranged by video or an on-site visit.
Can I review the COA before I pay?
Yes. Request the current or representative COA and check identity, method, limits and results before approving the purchase order.
Request COA, Sample or Quotation
Send your target specification, application, order quantity, destination country and required test limits.
Get the current batch COA, a sample or a quotation
