sodium naphthalene sulphonate formaldehyde

• Post Date:

  Nov 12,2018

• Expiry Date:

  May 11,2019

• Detailed Description:

  Cas No. :36290-04-7 Quantity: 1000Metric Tons
  Specs:SNF-A,SNF-B,SNF-C
  Price:520 USD Metric Tons
  Payment Method: T/T
  Certificate of analysis
  
  
  
  ITEM
  
  SNF-A
  
  SNF-B
  
  SNF-C
  
  Appearance
  
  Light brwon powder
  
  Light brwon powder
  
  Light brwon powder
  
  
  
  Solid Content
  
  ≥ 91%
  
  ≥ 91%
  
  ≥ 91%
  
  Sodium sulfate content
  
  < 5%
  
  <10%
  
  <18%
  
  Chloride Content
  
  < 0.3%
  
  < 0.4%
  
  < 0.5%
  
  PH Value
  
  7-9
  
  7-9
  
  7-9
  
  Net Starch Fluidity
  
  1% dosage 42.5# cement
  
  ≥ 210mm
  
  ≥ 205mm
  
  ≥ 200mm
  
  Surface Tension
  
  (70±1) x 10-3N/M
  
  (70±1) x 10-3N/M
  
  (70±1) x 10-3N/M
  
  
  
  
  
  PERFORMANCE DATA OF CONCRETE MIXING INDEX
  
  
  
  Parameters
  
  SNF-A
  
  SNF-B
  
  SNF-C
  
  Water Reduction %
  
  18-28
  
  17-25
  
  16-22
  
  Water Penetration %
  
  79
  
  80
  
  85
  
  Air Content %
  
  2.0
  
  2.0
  
  2.0
  
  Temporal Distribution for setting (min)
  
  Initial setting time
  
  -90 ~ +120
  
  -90 ~ +120
  
  -90 ~ +120
  
  Terminal setting time
  
  Compression strength, %
  
  1 d
  
  170
  
  165
  
  160
  
  3 d
  
  160
  
  155
  
  150
  
  7 d
  
  145
  
  140
  
  140
  
  28 d
  
  135
  
  130
  
  125
  
  Shrinkage, %
  
  28 d
  
  82
  
  85
  
  88
  
  Corrosion to steel bars
  
  None
  
  None
  
  None
  
  Note: Standard blend dosage: 1 % (as cement amount)
  
  
  
  

• CAS Registry Number:

  36290-04-7

• Synonyms:

  ;Dispersing Agent NNO;sodium naphthalene-2-sulfonate formaldehyde (1:1:1);disodium 5-[(7-sulfonatonaphthalen-1-yl)methyl]naphthalene-2-sulfonate;Sodium methylenedinaphthalene disulphonate;Diffusing agent NNO;Sodium polynaphthalene sulfonate;SNF Sodium Naphthalene Sulfonate Formaldehyde Concrete Agent;

• Molecular Formula:

  C₂₁H₁₄Na₂O₆S₂

• Molecular Weight:

  472.4418

• Molecular Structure:

  

• Company:

  Shandong Wanshan Chemical.Co.,Ltd     [ China ]        

• Contact:

  Jessy Hwong

• Tel:

  +86-536-6771798

• Fax:

• Email:

  jessy@sdws-chem.cn