| ≥1 piece |
|
Check item |
Specifications |
Check conclusion |
|
颜色( Color ) |
White to pale yellow crystal powder |
Conformity |
|
气味( Odor ) |
Odor and taste of Vanilla |
Conformity |
|
含量( Content ) % |
≥ 99.5 |
99.98 |
|
水分( Loss on drying ) % |
≤ 0.5 |
0.0 7 |
|
重金属( Heavy metals as pb ) % |
≤ 0.001 |
0.0007 |
|
砷(As ) % |
≤ 0.0003 |
0.0001 |
|
熔点( Melting range ) ℃ |
81.0-83.0 |
81.38 |
|
烧灼残渣(Residue on ignition) % |
≤0.05 |
0.02 |
|
Solubility |
Soluble in alcohol,chloroform,ether; 1g dissolves in 100ml water at 25 ℃ , in 20ml glycerin, |
|
|
结论(Conclusion) |
comply with GB3861-2008 and FCCIV |
|