| ≥1 piece |
|
Quality Standard Mannitol
|
|||
|
ITEM
|
CP2000
|
BP1998
|
USP24
|
|
Content(%)
|
98.0-102.0
|
98.0-101.5
|
96.0-101.5
|
|
Discrimination
|
Meet the specification
|
Meet the specification
|
Meet the specification
|
|
Acidity(ml)
|
≤ 0.30
|
Meet the specification
|
Meet the specification
|
|
Chloride(%)
|
≤ 0.003
|
≤ 0.005
|
≤ 0.007
|
|
Sulphate(%)
|
≤ 0.01
|
≤ 0.01
|
≤ 0.01
|
|
Oxalate(%)
|
≤ 0.02
|
/
|
/
|
|
Reducing sugars
|
/
|
Meet the specification
|
Meet the specification
|
|
Loss on drying(%)
|
≤ 0.5
|
≤ 0.5
|
≤ 0.3
|
|
Residue(%)
|
≤ 0.1
|
≤ 0.1
|
/
|
|
Heavy metals(%)
|
≤ 0.001
|
/
|
/
|
|
As(%)
|
≤ 0.0002
|
/
|
/
|
|
Nickel(ppm)
|
/
|
≤ 1
|
/
|
|
Lead(ppm)
|
/
|
≤ 0.5
|
≤ 1
|
|
Melting point(º C)
|
166-170
|
165-170
|
166-169
|
|
Specific optical rotation
|
/
|
+23° -25°
|
+137° -145°
|
|
Sorbitol
|
/
|
Meet the specification
|
/
|
|
Clarity and color
|
≤ No. 1turbidimetric solution
|
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