price 603-11-2 3-N...

price 603-11-2 3-Nitrophthalic acid supplier
price 603-11-2 3-Nitrophthalic acid supplier

price 603-11-2 3-Nitrophthalic acid supplier

Min.Order / FOB Price:Get Latest Price

1 Gram

Negotiable

  • Min.Order :1 Gram
  • Purity: 99%
  • Payment Terms : L/C,D/A,D/P,T/T,Other

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3-Nitrophthalic acid price 603-11-2 3-Nitrophthalic acid 3-Nitrophthalic acid supplier

Quick Details

  • Appearance:Powder
  • Application:Intermediate
  • PackAge:drum
  • ProductionCapacity:400|Metric Ton|Day
  • Storage:keep in cool and dry place
  • Transportation:by sea

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price 603-11-2  3-Nitrophthalic acid supplier

Preparation method
Into the reactor into the 1200Kg concentrated sulfuric acid, 560Kg benzene stirring heating to 50 degrees C, began to add 500 KG thick nitric acid, reaction heating mixture heating, control reaction temperature does not exceed 100 degrees C, nitric acid drops added, 100 degrees C/2h, 110 degrees C / 2h insulation reaction completely. After the reaction, cool down, the nitrification material into the hydrolysis kettle, hydrolysis kettle pre-added 1500Kg ice water, after adding at 80 degrees C /3h, cooling extraction filter nitro phthalates. In the separation pot pre-added 1500Kg water, added the above nitro phthalates, stirred at room temperature 4h, and then separated 3-nitro phthalates crude. Add the same amount of water and 3-nitro phthalates crudes to the recrystallization pot and cool to normal temperature after heating back to 1h, centrifugation to 3-nitro phthalates, analyzed by HPLC, the content is greater than 99%.

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Our advantages:

1, High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe, and we have stock in there for transferring.

3,We have clients throughout the world.

1) Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.

2) Market feedback and goods feedback will be appreciated, meeting customers's requirement is our responsibility.

3) High quality,competitive price,fast delivery ,first-class service gain the trust and praise from the customers.

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