Phone
  ´ëÇ¥ÀüÈ­ 1577-7956  
  º»     »ç 031-457-9187  
  ´ë     Àü 042-932-1265

Web Site Visitors
  Today 358    
  Yesterday 1215    
  Since 2006 1,735,575    




Á¦   Á¶   »ç : VELP (À¯·´)
Á¦ Ç° Ư ¡ : ÀÏ¹Ý ½ÇÇè Àåºñ Á¦Á¶È¸»ç·Î À¯¸íÇÑ VELP »ç´Â ƯÈ÷ ½ÄÇ° ºÐ¾ß ¼ººÐ ºÐ¼® ÀåºñÀÌ´Ù. ÀÌ Áß¿¡¼­ Dumas Nitrogen Analyzer ´Â VELP »çÀÇ ´ëÇ¥ÀûÀÎ Àåºñ·Î¼­ ´Ù¸¥ °æÀï Á¦Ç°¿¡ ºñÇØ °¡Àå ¼º´ÉÀÌ Å¹¿ùÇÑ Àåºñ·Î À¯¸íÇÏ´Ù.



NDA 701 Dumas Nitrogen Analyzer
NDA 702 Dumas Nitrogen Analyzer
Consumables for NDA Dumas Nitrogen Analyzer
Cat. No.
NDA 701 Dumas Nitrogen Analyzer °ßÀû¿äû
NDA 702 Dumas Nitrogen Analyzer °ßÀû¿äû

Dumas ¹ýÀ» ÀÌ¿ëÇÏ¿© Áú¼Ò¿Í ´Ü¹éÁú ÇÔ·®À» ÀÚµ¿À¸·Î ºÐ¼®ÇÏ´Â Àåºñ
NDA 701 : He À» carrier gas ¸¦ ÀÌ¿ëÇÏ´Â ¸ðµ¨
NDA 702 : He ¶Ç´Â Ar À» carrier gas ·Î ÀÌ¿ë°¡´ÉÇÑ ¸ðµ¨

µÎ¸¶ ¿ø¸®¸¦ ÀÌ¿ëÇÏ¿© Áú¼Ò/´Ü¹éÁú ÇÔ·® ºÐ¼®
sample À» °í»ê¼Ò ³óµµ¿¡¼­ ¿¬¼Ò ½ÃŲ ÈÄ ¿¬¼ÒµÈ ±âü³»¿¡¼­ ´Ù¸¥ ¼ººÐÀ» ¸ðµÎ Á¦°ÅÇÏ°í Áú¼Ò¼ººÐ¸¸ TCD °ËÃâ±â¸¦ ÀÌ¿ëÇÏ¿© °ËÃâÇÏ¿© ÇÔ·®À» ÃøÁ¤ÇÏ´Â Àåºñ
Áú¼Ò ÃøÁ¤°ú ºÐ¼® Àü°úÁ¤ÀÌ ÀÚµ¿À¸·Î ÀÌ·ç¾îÁö´Â Àåºñ
ÃÖ´ë 120°³ÀÇ sample À» ¿¬¼Ó ÀÚµ¿À¸·Î ÃøÁ¤ °¡´ÉÇÑ Àåºñ
: 30 °³ÀÇ sample À» ³ÖÀ» ¼ö ÀÖ´Â sample disc ¸¦ ÃÖ´ë 4°³ ÀåÂø °¡´É
sample ÃøÁ¤, ¿¬¼Ò, ȯ¿ø, Áú¼Ò ÃøÁ¤ ¹× ºÐ¼® µî Àü °úÁ¤À» DUMASoftTM Software ¿¡ ÀÇÇØ control µÇ°í ºÐ¼®µÈ´Ù.
ÃøÁ¤ °¡´ÉÇÑ sample ÇϳªÀÇ ¹«°Ô : 1g
sample ÃøÁ¤ ÈÄ Æó±âµÇ¾î ³ª¿À´Â ¹°ÁúÀÌ ¾ø¾î ģȯ°æÀûÀÎ ºÐ¼®
sample ÀÇ »ê¼Ò ¿¬¼Ò½Ã, sample ÀÇ ¾ç°ú Ư¼º¿¡ ¸Â°Ô »ç¿ëµÇ´Â »ê¼ÒÀÇ ¾çÀ» ÃÖ¼Ò·Î Á¶ÀýÇÏ¿© ºÐ¼®ºñ¿ëÀ» Àý°¨..
sample ´ç ¼Ò¸ðµÇ´Â ºñ¿ëÀÌ °¡Àå Àû´Ù
standard calibration curve ¸¦ °³¼ö Á¦ÇѾøÀÌ ÀúÀå °¡´ÉÇϸç ÇÊ¿äÇÒ °æ¿ì ¾ðÁ¦ µçÁö Áú¼Ò ÇÔ·® ºÐ¼®¿¡ »ç¿ë
Àú¿ï°ú DUMASoftTM Software °¡ ¿¬°áµÇ¾î ÀÖ¾î, sample ÀÇ Áú·® ÃøÁ¤½Ã ÃøÁ¤°ªÀÌ ÀÚµ¿À¸·Î DUMASoftTM Software ¿¡ À̼۵Ǿî ÀúÀåµÊ
ÇϳªÀÇ sample ´ç 0.1 ~ 200mg ÀÇ Áú¼Ò ÇÔ·®À» ÃøÁ¤ ºÐ¼® °¡´É
sample ´ç ÃÖ¼Ò 0.003 mg ±îÁöÀÇ Áú¼Ò ÇÔ·®À» ÃøÁ¤ °¡´É
sample ¿¬¼Ò ÈÄ Á¸ÀçÇÏ´Â Áú¼Ò ÇÔ·®ÀÇ 99.5% ±îÁö ÃøÁ¤ °¡´É
<0.5% ÀÇ Á¤¹ÐÇÑ Áú¼Ò ÃøÁ¤ ÀçÇö¼º
Supplied with
- Start-up kit for 1000 analyses
- DUMASoft¢â NDA 701 Software
- RS232 cable for balance
- Autosampler with disc 1
- USB cable for PC, 5 mt






DUMASoftTM SOFTWARE
DUMASoftTM ´Â NDA Dumas Nitrogen Analyzer ÀÇ ÀÛµ¿°ú Á¡°Ë µî¿¡ »ç¿ëµÇ´Â ÇÁ·Î±×·¥ÀÔ´Ï´Ù.
 
... before the analysis
»ùÇà capsule À» autosampler ¾È¿¡ ³Ö°í sample name À» ÀÔ·ÂÇÑ ÈÄ ÃøÁ¤¹æ¹ý°ú calibration curve ¸¦ ÀÔ·Â, ¼±ÅÃÇϸé software ´Â ÀÚµ¿À¸·Î ÀÔ·ÂµÈ data ¸¦ ¹ÙÅÁÀ¸·Î ºÐ¼®Á¶°ÇÀ» ¼³Á¤ÇÕ´Ï´Ù.
sample À» ¿ÏÀü¿¬¼Ò ½ÃÅ°´Â ÇÊ¿äÇÑ gas ÀÇ ¾çµµ ÃÖ¼ÒÇÑÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
Áú¼Ò ÇÔÀ¯·®ÀÌ Àß ¾Ë·ÁÁø EDTA ¿Í °°Àº ¹°ÁúÀ» ÀÌ¿ëÇÏ¿© ÀÌ¹Ì ¸¸µé¾î ³õÀº calibration curve Áß¿¡¼­ ¿øÇÏ´Â °ÍÀ» ¼±Á¤ÇÕ´Ï´Ù.
... during the analysis
ºÐ¼®°úÁ¤¿¡ ´ëÇÑ ±×·¡ÇÁ°¡ ½Ç½Ã°£À¸·Î ³ªÅ¸³ª¸ç Áú¼Ò°¡ TCD °ËÃâ±â¿¡ µµ´ÞÇϸé Áú¼Ò ÇÔÀ¯·®¿¡ ´ëÇÑ peak °¡ ³ªÅ¸³ª±â ½ÃÀÛÇÕ´Ï´Ù.
»ç¿ëÀÚ´Â software ÀÇ main window ¿¡¼­ gas ÀÇ flow rate, reactor ÀÇ ¿Âµµ µîÀ» Á¶ÀýÇÏ´Â µî Àåºñ »óŸ¦ °è¼ÓÀûÀ¸·Î È®ÀÎÇÒ ¼ö ÀÖ½À´Ï´Ù.
´ÙÀ½ ºÎÇ°±³È¯½Ã±îÁö ¾ÕÀ¸·Î ¸î¹øÀÇ Å×½ºÆ®¸¦ ´õ ÇÒ ¼ö ÀÖ´ÂÁö, ÀåºñÀÇ ¾î´À ºÎºÐÀ» Á¡°ËÇÏ¿©¾ß ÇÏ´Â Áö µî¿¡ ´ëÇÑ Á¤º¸¸¦ È®ÀÎÇÒ ¼ö ÀÖ½À´Ï´Ù.
... after the analysis
ºÐ¼®ÀÌ ¿Ï·áµÇ¸é software È­¸é¿¡´Â ºÐ¼® °á°ú¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ data °¡ Ÿ³ª³³´Ï´Ù.
Áú¼Ò ÇÔ·®Àº Áú¼Ò mg, Áú¼Ò % ±×¸®°í ´Ü¹éÁú % Áß Çϳª·Î Ç¥½ÃµË´Ï´Ù.
ºÐ¼®°á°ú´Â database ·Î ÀúÀåµÇ¸é ÀúÀåµÈ data ´Â .xls, .txt ±×¸®°í .csv ÀÇ ÇüÅ·ΠÃâ·ÂÀÌ °¡´ÉÇÕ´Ï´Ù.
ºÐ¼® data ´Â ´Ù¸¥ calibration curve ¸¦ ¹ÙÅÁÀ¸·Î ÀçºÐ¼®ÀÌ °¡´ÉÇÕ´Ï´Ù.






NDA series Dumas Nitrogen Analyzer Specifications
Method of analysis Dumas method / Combustion
Detector Innovative autocalibrating TCD (no need for a reference gas)
Carrier gas NDA 701: Helium
NDA 702: Helium or Argon
Sample weight Up to 1 g
Autosampler capacity Up to 4 discs, 30 positions each
Autosampler type Pneumatic
Reproducibility (RSD) < 0.5% for EDTA standards approx. 100 mg (9.57% N)
Recovery > 99.5%
Detection limit NDA 701: 0.001 mg N (He)
NDA 702: 0.001 mg N (He) or 0.01 mg N (Ar)
Combustion temperature 1030 ¡ÆC
Helium (He) / Argon (Ar) purity 99.999% (grade 5.0)
Oxygen (O2) purity 99.999% (grade 5.0)
Carrier gas pressure 2 bar
Oxygen (O2) pressure 2 bar
Interfaces USB, RS232
Power 1400 W
Power supply 230 V / 50 - 60 Hz
Weight 54 kg
Dimensions (H x W x L) 655 x 510 x 410 mm (655 x 690 x 410 mm including autosampler)



 
(ÁÖ)¿µÁøÄÚÆÛ·¹ÀÌ¼Ç   |   ´ëÇ¥ : ÀÌÇü¿­   |   »ç¾÷ÀÚµî·Ï¹øÈ£ : 138-81-34745
±º Æ÷ º» »ç   |   (15853) °æ±âµµ ±ºÆ÷½Ã ÇѼ¼·Î 48 ³²¿øºôµù 2Ãþ   |   ÀüÈ­ : 1577-7956 (1)   |   Æѽº : 031-457-9188   |   À̸ÞÀÏ : info@yjcorp.co.kr
´ë Àü Áö »ç   |   (34036) ´ëÀü½Ã À¯¼º±¸ Å×Å©³ë10·Î 29 ÆÄÅ©ÆÓ¸®½º 2Ãþ   |   ÀüÈ­ : 1577-7956 (2)   |   Æѽº : 042-932-1266   |   À̸ÞÀÏ : info@yjcorp.co.kr