tnj is a chemical company since 2001. our specialization, your confidence ! we keep committing to meet the needs of both market and customers with our innovative technology, high stable quality products and excellent service. we always combine economic success with high sense of social responsibility and environmental protection. to meet the needsof customers, to enrich the value of all tnj staff, to shoulder more and more social responsibility...these are our unremitting pursuit. we believe and are to make true better chemicals, better future!
item |
standard |
result |
appearance |
white crystals or white crystalline powder |
white crystals or white crystalline powder |
free acid or alkali |
4.5ml~5.5ml |
complied |
melting point |
no lower than226~230°c |
227.8~228.6°c |
heavy metals |
≤10ppm |
<5ppm |
water |
13-15% |
14.11% |
sodium saccharin content |
99.0~101.0% |
99.55% |
arsenic |
≤2ppm |
<2ppm |
foreign |
≤10ppm |
<10ppm |
lead |
≤2ppm |
<2ppm |
conclusion |
complied with the standard of usp/bp2000 |