Customization: | Available |
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CAS No.: | 135-53-5 |
Formula: | C10h7nao5s |
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Chemical name | Sodium 2,3-dihydroxynaphthalene-6-sulfonate |
Synonyms | dihydroxy R salt; 2,3-Dihydroxynaphthalene-6-Sulfonic Acid, Sodium Salt; Sodium 6,7-Dihydroxynaphthalene-2-sulfonate; 2,3-Dihydroxynaphthalene-6-sulfonic Acid Monosodium Salt; DS Acid Monosodium Salt; Dioxy R Salt |
CAS No. | 135-53-5 |
Chemical Formula | C10H7NaO5S |
EINECS | 205-198-4 |
Molecular Weight | 262.21 |
category | Diazonium salt photographic materials |
Item | Premium Grade |
Appearance | White crystalline powder |
Purity | ≥85% 90% 98% 99% |
Fe | ≤10.00ppm |
Water solution PH | 3.00-7.00 |
25kg fiber drum
Sodium 2,3-dihydroxynaphthalene-6-sulfonate is the coupling agent of diazo photosensitive paper.
Q1: Could you offer sample?
A1: Yes,sample is available. We can send samples by couriers or air as client's requirements.
Q2: What is MOQ?
A2: It usually does not have MOQ requirement. We will offer the most cost-effective solution including price and delivery way according to purchasing quantities.
Q3: What is the delivery time?
A3: For non-hazardous,it usually has stock. It can be sent within 7 days. For hazardous chemical,it may be 1~2 weeks. If it is our regular product, the time will be earlier.
Q4: Can you provide relevant documents?
A4: Of course. Bill of loading,Commercial Invoice, Packing List, Origin of Certificate , insurance, COA and SDS are available. Besides, we can offer other documents Certificate of Fumigation, documents approved by CCPIT or Consulate,etc.
Q5: Do you accept third party inspection?
A5: Yes,we do.
Q6: What is your payment term?
A6: TT,LC,Paypal,Western Union, ACH wire are available.
Q7: Is DDU or DDP available?
A7: Yes.
Q8: Could you look for other products on China market and coload one container?
A8: Yes. We have warehouse support to accomplish this.