Product name:Dioctahedral Smectite
SYNONYMS: Montmorillonite,Montmorillonite clay,Diosmectite,Smectite,Bentonite
Appearance:Off-white color powder
Specification:Pharmaceutical grade,with X-RAY spectrum.There are four standards available.
(1)Chinese National standard WS1-(X-165)-2004Z or WS1-(X343)-2004Z-2013 (2)USP (3)EP (4)BP
Quality Standard:WS1-(X343)-2004Z-2013
Appearance:Off-white color powder
Identification:Meet the requirement
SiO2,%:55.0~65.0
Al2O3,%:12.0~25.0
PH:5.0-9.0
Cl-,%:NMT 0.025
Carbonate:Not detected
Water solubility salt,%:NMT 0.70
Cristobalite and other impurities:Meet the requirement
Loss on drying,%:NMT 10.0
Granularity(pass 325 mesh),%:Meet the requirement
Degree of expansion,ml/5g:2.0~5.0
Adsorption strength,g/g:0.35~0.55
Heavy metals,ppm:NMT 10
As,ppm:NMT 2
Total viable count:NMT 100
Mildew and microzyme quantity:NMT 20
Coliform groups quantity:NMT 100
Escherichia coli:Not detected
Usage:APIs of anti-diarrhoeal widely used for
SYNONYMS: Montmorillonite,Montmorillonite clay,Diosmectite,Smectite,Bentonite
Appearance:Off-white color powder
Specification:Pharmaceutical grade,with X-RAY spectrum.There are four standards available.
(1)Chinese National standard WS1-(X-165)-2004Z or WS1-(X343)-2004Z-2013 (2)USP (3)EP (4)BP
Quality Standard:WS1-(X343)-2004Z-2013
Appearance:Off-white color powder
Identification:Meet the requirement
SiO2,%:55.0~65.0
Al2O3,%:12.0~25.0
PH:5.0-9.0
Cl-,%:NMT 0.025
Carbonate:Not detected
Water solubility salt,%:NMT 0.70
Cristobalite and other impurities:Meet the requirement
Loss on drying,%:NMT 10.0
Granularity(pass 325 mesh),%:Meet the requirement
Degree of expansion,ml/5g:2.0~5.0
Adsorption strength,g/g:0.35~0.55
Heavy metals,ppm:NMT 10
As,ppm:NMT 2
Total viable count:NMT 100
Mildew and microzyme quantity:NMT 20
Coliform groups quantity:NMT 100
Escherichia coli:Not detected
Usage:APIs of anti-diarrhoeal widely used for
Main Products
pharmaceutical raw materials