Description
B2B BUYER ANSWER
Sericea Lespedeza Stem-and-Leaf Extract 4:1
LongBio supplies Lespedeza cuneata stem-and-leaf extract powder in a defined 4:1 grade. Qualification can cover plant part, botanical identity, ratio basis, physical parameters and current batch documentation.
Buyer resources: compare specifications · review test methods · quality evidence
COA-Backed Specification
| Botanical identity | Lespedeza cuneata |
|---|---|
| Plant part | Stem and leaf |
| Form and colour | Fine yellow-brown powder |
| Assay | Extract ratio 4:1 by TLC; result complies |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=5.0%; result 4.16% |
| Ash | <=5.0%; result 4.41% |
| Representative batch | LXSB171018 |
| Manufacture date | 18 October 2017 |
| Shelf life | Two years when stored properly |
Representative values do not replace the current shipment COA.
Buyer Decision Guide
Compare this Extract ratio 4:1 by TLC; result complies ratio grade by botanical identity, plant part and physical specification; the ratio is not an active-marker percentage.
- Evaluation sample typically 10-20 g
- Regular MOQ typically 1 kg
- Typical lead time 7-15 working days
How This Grade Differs
Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1 is qualified using botanical identity: Lespedeza cuneata; plant part: Stem and leaf; offered grade: Extract ratio 4:1 by TLC; result complies. Its purchasing definition is the stated ratio grade (Extract ratio 4:1 by TLC; result complies), not a guaranteed active-compound concentration.
When an alternative to Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1 is required, compare it against this page’s identity, grade and batch-document requirements.
Browse ingredients related to Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1
For a Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1 substitution review, match botanical identity, plant part, grade-defining assay or ratio, analytical basis, physical form and offered-lot documentation.
Quality and Documentation
Representative batch LXSB171018 supports the specification table above. Use the cited record for preliminary comparison and request the offered-lot COA for final technical approval.
Frequently Asked Questions
What specification defines Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Extract ratio 4:1 by TLC; result complies.
Which source and plant-part details matter?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Match Lespedeza cuneata, Stem and leaf across the quotation, specification and offered-batch COA. The offered grade is Extract ratio 4:1 by TLC; result complies; treat the ratio as a process-grade definition rather than a marker percentage.
What is the role of the representative COA?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: The page cites representative batch LXSB171018. Final approval requires the current lot's identity, specification results and relevant dates.
What COA should accompany commercial approval?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Current batch documentation should be reviewed before purchase; a representative document is useful for screening but does not release a shipment.
How should analytical and physical limits be assessed?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Do not assess Extract ratio 4:1 by TLC; result complies in isolation; particle size, moisture or drying data and market-relevant safety limits can also affect acceptance.
What determines MOQ and lead time for this grade?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Confirm MOQ and timing on the live quotation because stock position, testing, packing and destination requirements can change both.
Can packing or physical parameters be reviewed?
For Sericea Lespedeza Stem-and-Leaf Extract Powder 4:1: Alternative packing or selected parameters may be considered case by case, subject to production feasibility and a revised written specification.
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