| Customization: | Available |
|---|---|
| CAS No.: | 6155-57-3 |
| Formula: | C7h9nnao5s |
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|
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Item
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Standard
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Identification
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Positive
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Melting point of °C
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226-230
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Appearance
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White crystal
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Content %
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99.0-101.0
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Loss on drying %
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≤15
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Ammonium Salts
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≤ 0.0025
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Arsenic %
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≤ 0.002
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Lead
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≤ 1ppm
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Benzoate and salicylate
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No precipitate or violet color appears
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Heavy metals
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≤ 0.001
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Free acid or alkali
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Complies with BP/USP/EP
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Readily carbonizable substances
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Not more intensely colored than reference
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P-Toluene sulfonamide
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≤ 10ppm
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O-Toluene sulfonamide
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≤ 10ppm
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Selenium
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≤ 30 ppm
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Related substance
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Complies with BP/USP/EP
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Clarity and color of solution.
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Colorless, clear
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Organic volatiles
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Complies with BP/USP/EP
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PH value
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Complies with BP/USP/EP
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Benzoic acid- sulfonamide
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≤25ppm
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Q1: How can I get the new price of a product?
A: Please provide the exact or approximate quantity, packing details, destination port or special requirements, then we could give you the price accordingly.
Q2: What is your terms of payment?
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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