| Customization: | Available |
|---|---|
| CAS No.: | 83-88-5 |
| Formula: | C17h20n4o6 |
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Item
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Specification
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Appearance
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A yellow or orange yellow crystalline powder
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Identification
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Positive
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Acidity or alkalinity
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Check the color of the test solution after adding the respective solutions
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Lumiflavin
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Absorbance of the filtrate at 440nm does not exceed 0.025 (USP); not more than intense than BY6 (EP/BP) |
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Absorbance
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0.31~0.33 A373nm/A267nm 0.36~0.39 A444nm/A267nm |
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Particle size
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100% passes through 80 mesh sieve
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Specific rotation
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Between -115°and -135° (BP/EP/USP) |
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Loss on drying
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≤ 1.5%
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Heavy metals
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<10ppm
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Residue on ignition
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≤0.3%(USP) ≤0.1%(EP/BP) |
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Organic volatile impurities
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Method IV <467>(USP)
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Assay (on dry basis)
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98.0-102.0%(USP) 97.0~103.0%(EP/BP) |
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A: TT Transfer, CAD, L/C, All is available.
Q3: How can I get a sample?
A: We can provide free samples for your test.
Q4: Do you have MOQ ?
A: Yes, but low MOQ for sample checking is available.
Q5: How do you garantee the quality?
A: First of all, our quality control will reduce the quality problem to near zero. When the production is finished, they'll take samples from every batch of cargo, and send to our lab for inspection. After passed the inspection, then we will arrange the delivery.
Q6: How about your after-sale service ?
A: If any technical or quality problem after you receive the cargo, you can contact us any time. If the problem caused by us, we will send you free goods for replacement or refund your loss.
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