Spironolactone pollen03@hotmail.com

Spironolactone pollen03@hotmail.com

ITEM STANDARD RESULT
Appearance White or almost white minor crystalline powder almost white minor crystalline powder
Identification Meet the requirements Meet the requirements
Melting point 198c-209c 205.5-207.0c
Specific rotation -33.~-37. -37.
Loss on drying ≤0.5% 0.1%
Limit of mercapto compounds ≤0.10ml 0.02ml
Ordinary impounds ≤2% Meet the requirements
Organic volatile impurities Meet the requirements Meet the requirements
Organic residue  
Methanol ≤3000ppm 180ppm
Tetrahydrofuran ≤720ppm Not detected
assay(on the dried basis) 97.0-103.0%(HPLC) 99.8%
Meet the requirement of usp32
 

ITEM STANDARD RESULT
Appearance White or almost white minor crystalline powder almost white minor crystalline powder
Identification Meet the requirements Meet the requirements
Melting point 198c-209c 205.5-207.0c
Specific rotation -33.~-37. -37.
Loss on drying ≤0.5% 0.1%
Limit of mercapto compounds ≤0.10ml 0.02ml
Ordinary impounds ≤2% Meet the requirements
Organic volatile impurities Meet the requirements Meet the requirements
Organic residue  
Methanol ≤3000ppm 180ppm
Tetrahydrofuran ≤720ppm Not detected
assay(on the dried basis) 97.0-103.0%(HPLC) 99.8%
Meet the requirement of usp32
 

Contact Us Skype chat with us

Company Name: hangzhou merry chemical co.,ltd
Contact Person: liza
Address: No 1 cuiyuan area Hangzhou Zhejiang China
Zip:  
Telephone: +86-18257122512
Fax:  
E-mail: pollen03@hotmail.com
Website: www.merrychemical.com

 

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