Factory in stock quality CAS 491-70-3 Luteolin
Hot selling CAS 491-70-3 Luteolin
Additive CAS 491-70-3 Luteolin
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Product Description
High quality Luteolin with best price CAS 491-70-3
| Product name |
Luteolin |
| CAS NO. |
491-70-3 |
| Molecular weight |
286.24 |
| Molecular formula |
C15H10O6 |
| Package |
25kg |
Product Usage
Luteolin is a representative natural flavonoid, belonging to weakly acidic tetrahydroxy flavonoid. It is widely distributed in plants, mainly in medicines such as honeysuckle, chrysanthemum, schizonepeta, white prunella, thyme, cabbage, cabbage, cauliflower, beet, broccoli, carrot and other vegetables. Gentian family plant wet flat bud (Gentianopsispaludosa), patrinae family black water valeriana (Valeriana urensis smir) and other plants. Luteolin is a yellow crystalline powder.
| ANALYSIS |
SPECIFICATION |
RESULTS |
| Appearance |
Yellow-green fine powder |
Complies |
| Odor |
Odorless |
Complies |
| Assay(HPLC) |
≥98.0% |
99.21% |
| Particle size |
100% pass 80 mesh |
Complies |
| Extract Solvent |
Water and alcohol |
Complies |
| Loss on Drying |
≤2.0% |
1.03% |
| Sulphated Ash |
≤1.0% |
0.32% |
| Heavy Metal |
<10ppm |
Complies |
| As |
<2ppm |
Complies |
| Pesticides |
Negative |
Complies |
| Total Plate Count |
<500/g |
54/g |
| Yeast & Mold |
<100/g |
<12/g |
| E.Coli |
Negative |
Complies |
| Salmonella |
Negative |
Complies |
Q1:Are you Support DDP?
A: Yes, we can delivery by special line, DDP, Please don't worry about customs clearance and customs duties.
Q2:Are you a manufacturer?
A: Yes, we are factory located in Hebei province.
Q3:Do you accept sample orders?
A: Yes,we welcome sample orders to test and check our product quality. Your reliance is the first step of our cooperation.
Q4: What kind terms of payment can be accepted?
A: We'd like to accept T/T, West Union, L/C, Money Gram,Paypal.
Q5: Which information in the inquiry you should send us?
A: Chemical name/ CAS No./exact quantity/ usage or field/destination port/other special requirements.
Q6: Is there any discount?
A: Yes. The price is negotiable. It depend on your qty.
Q7:How long does it take to the goods arrived?
A:Depending on your location, For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS. For mass order,
please allow 5-8 days by Air, 20-35 days by Sea.
Q8:How do you treat quality complaint?
A: First of all,our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,
we will send you free goods for replacement or refund your loss.
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