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- Product Name: LL37 (Human Cathelicidin)
- CAS No.: 154947-66-7
- Purity: ≥99% HPLC Tested, single impurity ≤0.5%
- Appearance: White sterile lyophilized powder
- Pack Spec: 5mg/vial, 10mg/vial sterile glass vial
- Warehouse: US Local Warehouse, 2-5 days fast delivery
- Grade: Cosmetic Grade, low endotoxin for skin external use
- Solubility: Soluble in sterile water, easy for cosmetic formulation
- Storage: Sealed at -20℃, avoid repeated freeze-thaw
- Support Documents: COA, HPLC, MS Report
| Category | Peptides | Purpose | skin conditioning |
| Bottle Color | Transparent | Model | 375 |
| Purity | 99% | Storage | Dry Cool Sealed Container |
| Specification | 5mg | Form | Lyophilized Powder(Freeze-Dried Powder) |
LL37 is high purity cosmetic peptide with 99% HPLC purity, supplied as white lyophilized powder in 5mg and 10mg sealed vials.
It is widely used in cosmetic formulation research for skin barrier repair, sensitive skin soothing, redness relief and antibacterial related preclinical tests. The lyophilized powder maintains stable biological activity under low temperature and light-proof storage.
We provide fast delivery from US warehouse to cut shipping time. Complete test documents including COA and HPLC reports are available for each batch. Both small trial samples and large wholesale orders are supported.
Q1: Are you a supplier or a manufacturer?
A: We are both a supplier and a manufacturer.
Q2: How do you make the delivery?
A: We have established stable cooperative relationships with DHL, TNT, UPS, FedEx, EMS, China Post Air Express, etc. For container transportation, we can arrange for sea shipping; you can also choose your own freight forwarder.
Q3: What payment methods do you accept?
A: We accept Bitcoin and USDT.
Q4: How about the after-sales service?
A: We offer high-quality products and guarantee 100% safe delivery.
Q5: How do you ensure product quality?
A: We will send you the analysis report (COA) of the sample to confirm the quality.
Q6: How can we verify the quality of the products before placing an order?
A: For some products, free samples are available. You only need to bear the shipping cost or arrange for a courier to pick them up. You can also provide the product specifications and requirements, and we will produce them accordingly.
Q7: Are there any discount offers?
A: Yes, the larger the order quantity, the more favorable the price will be .
Company Profile: Tianjin Huifeng Technology Co., Ltd. is a company specializing in the production of various peptide products and chemical raw materials. We have a professional R&D team and an efficient and reliable logistics team to ensure that you can receive high-quality products safely and on time. Our customers are located in the United States, Europe, Japan, South Korea, India, and other regions. Most of our main products are in stock and can be shipped immediately. Please inform us of your specific quantity requirements, and we will provide you with the most competitive prices. Welcome to contact us at any time for more information.
We offer a wide range of peptide products, which are widely used in life science research, drug development, cosmetics, anti-aging medicine, and functional health supplements. We guarantee excellent product quality and competitive prices. Customers who have ordered our peptide products have always given high evaluations. We sincerely welcome reliable buyers from all over the world to contact us and negotiate business cooperation for peptide products.