Crosslinked Pvp CAS No. 25249-54-1 (type A and B)

• Function: Disintegrant
• Grade Standard: Medicine Grade
• Type: Chemical Reagent
• State: Powder
• Volatile: Not Volatile
• Formula: (C6h9no)N
• Model NO.: SAMREAL-0144
• Transport Package: Drum
• Specification: 20kg/drum
• Trademark: samreal
• Origin: China

Product Description

Pvp CAS No. 25249-54-1

Type B
Items	Specificatiom
Appearance	White or yellowish-white powder or llakes,hygroscopic.
Solubility	Practically insoluble in water,in alcohol and in methylene chloride.
Identification	A.B.C(EP) D:0-63μm<85%;>63μm>15%
PH(1% in water solution)	5.0-8.0
Peroxides	1000ppm max
Water-soluble matter	1.5% max
Impurity A(vinylpyrrolidone)	10ppm max
Loss on drying	5.0% max
Sulphated ash	0.1% max
Nitrogen	11.0-12.8%
Microbe limit	cf.EP

 

Type A
Items	Specificatiom
Appearance	White or yellowish-white powder or llakes,hygroscopic.
Solubility	Practically insoluble in water,in alcohol and in methylene chloride.
Identification	A.B.C(EP) D:residue fraction>15%
PH(1% in water solution)	5.0-8.0
Peroxides	400ppm max
Water-soluble matter	1.0% max
Impurity A(vinylpyrrolidone)	10ppm max
hydration metals	10ppm max
Loss on drying	5.0% max
hydration capacity	3.0-9.0
arsenic	<2.0ppm
Sulphated ash	0.1% max
Nitrogen	11.0-12.8%
through 400 mesh	≤50%
through 200 mesh	≤75%
average particle size(D50),um	approx.(70-110)
Microbe limit	cf.BP/EP9/IP/USP41

 

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