DL-Malic Acid

• Post Date:

  Feb 21,2014

• Expiry Date:

  Feb 21,2015

• Detailed Description:

  Cas No. :97-67-6 Quantity: 2Metric Tons
  Specs:Assay(as C 4 H 6 O 5 ):99.0% Min
  Payment Method: TT in advance or L/C at sight
  "DL-Malic Acid (CAS: 97-67-6)
  【Appearations】White crystals or crystalline powder
  【Assay(C4H6O5)】：99.0～100.5%
  【Fumaric acid】：≤1.00%
  【Maleic acid】：≤0.05%
  【Heavy metal】：≤10ppm
  【Arsenic】：≤2ppm
  【Sulphated ash】：≤0.10%
  【Water insolubles】：≤0.10%
  【Chloride】：≤100ppm
  【Specific rotation[α]20】：-0.10～+0.10°
  【Melting point】：127℃-132℃
  L-Malic acid is widely used in food industry, Pharmaceutical, light industry and chemical industry.
  email: info@cnwelcom.com.cn
  

• CAS Registry Number:

  97-67-6

• Synonyms:

  ;(S)-(-)-Hydroxysuccinic acid;L-(-)-Malic acid;L-Hydroxysuccinic acid;L-malic acid;(2S)-2-hydroxybutanedioic acid;(2S)-2-hydroxybutanedioate;L-Maleic Acid;

• Molecular Formula:

  C₄H₆O₅

• Molecular Weight:

  134.0874

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S37/39:;
  

• Company:

  Zhengzhou Welcom Tech. Co., Ltd     [ China ]        

• Contact:

  Frank wang

• Tel:

  0086-371-67986518

• Fax:

  0086-371-67985568

• Email:

  info@cnwelcom.com.cn