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China Palladium on carbon - China Supplier
China Palladium on carbon - China Supplier

Palladium on carbon

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Quality Standards for Precious Metal Catalysts Using Coconut Shell Activated Carbon as Carrier
(Protocol Standard)

Item
Unit
Specification
1. Palladium Content
%
1-20
2. Drying Loss
%
1-60
3. Activity
%
>95
4. Specific Surface Area
mm2/g
>1000
5. pH Value
 
<8
6. Ash Content
%
<1.2
7. Apparent Density
g/l
540-620
8. Particle Size (Passing 120μm)
%
>97
9. Particle Size (Below 5μm)
%
<10

Remarks:
Item 1: According to HG/T2271.2-92
Item 3: Refer to the hydrogen absorption rate of nitrobenzene at room temperature
Items 2, 5, 6: Tested according to GB/T12496.1-12496.22-90
Item 4: Tested according to GB/T7702.21-1997
Item 7: Refer to GB/T12496.18-90 for testing, with step 4.1 in the procedure omitted.
Items 8, 9: Measured using a particle size analyzer for percentage by integral calculation

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