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產品型錄 |
共5 筆 產品 |
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1-ethynyl-1-cyclohexanol
CAS NO.:78-27-3
Formula:C8H12O
Molecular Weight:124.18
Quality Standard:98%min
Boiling Point:30-31degree
refractive index:1.4820(20degree)
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Nicotinic acid
CAS NO.: 59-67-6
Molecular formula:C6H5NO2
White crystalline powder
Assay:99-101%
Melting Point:234-238
Chloride:0.02%Max
Loss of Drying:0.5%Max
Residue on Ignition:0.1%Max
Packaging:25 kg paper drum
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Nicotinic Amide
CAS NO.: 98-92-0
Molecular formula:C6H6N2O
White crystalline powder
Assay:98.5%Min
Melting Point:128-131
Heavy Metal:20ppm
Loss of Drying:0.5%Max
Residue on Ignition:0.1%Max
Packaging:25 kg paper drum
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Difluoroacetic acid
Formula:F2CHCOOH;
Content:99min;
Molecular Weight:96.0334;
Melting Point:-1C;
Boiling Point:134C;
Density:1.526
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Ethyl difluoroacetate:
CAS NO.: 454-31-9
Formula: F2CHOOCH2CH3;
Content: 99.5min(Supreme);
99min(1st grade);
Molecular Weight: 124.0;
Boiling Point: 99.2;
Quality guaranteed term: 2mths(20Cmax).
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