What is edta 2na CAS 6381-92-6?
EDTA-2NA CAS 6381-92-6 is a white crystalline powder containing two crystal waters. It easily loses crystal water when drying. It has good water solubility. The pH value of 5% aqueous solution is 4-5. It is difficult to dissolve in ethanol, ether, etc. Organic solvents.
مواصفات
البند |
القياسية |
نتيجة |
المظهر |
مسحوق بلوري أبيض |
تتفق مع |
PH(5%aqueous solution, 25℃) |
4.0-5.0 |
4.4 |
الوضوح الاختبار |
اجتياز الاختبار |
تمر |
كلاب القيمة |
260mg/ز |
269mg/ز |
المعادن الثقيلة(مثل الرصاص) |
≤0.001% |
0.0007% |
Fe |
≤0.001% |
0.0006% |
الكلوريدات |
≤0.001% |
0.0002% |
SO4 |
≤0.001% |
0.0006% |
NTA |
≤0.1% |
0.08% |
نقاء |
≥99.5% |
99.89% |
التطبيق
EDTA-2NA is an important complexing agent, used to complex metal ions and separate metals. EDTA-2NA is used as a bleaching fixative for the processing of color photosensitive materials, as well as a dyeing auxiliary, a fiber treatment agent, and a cosmetic additive, medicine, food, agricultural chemical micro-fertilizer production, blood anticoagulant, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis agent, etc.

التعبئة
25kgs/طبل ، 9tons/20'container
25kgs/حقيبة,20tons/20'container
