Product name: Microcrystalline cellulose
CAS NO.: 9004-34-6
Main uses:
Microcrystalline cellulose is widley used in pharmaceutic preparation.
Quality standard
Testing item
Testing requirement
appearance
white or almost white powder, odorless, tasteless
identification
meet the specification
degree of polymerization
≤350
fineness, %
60 mesh residue on sieve≤8
200 mesh residue on sieve≥45
grain size D50, μm
PH
5.0~7.5
chloride, %
≤0.03
water solubles, %
≤0.25
specific conductance, us/cm
≤75
residue on ignition, %
≤0.10
loss on drying, %
≤7.0
ether dissolved substance, %
≤0.05
heavy metal, ppm
≤10
microbial limit
bacteria,cfu/g
≤1000
mould,cfu/g
≤100
pathogenic bacterium
not detectable
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