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1-(2-dimethylaminoethyl)-5-Mercapto Tetrazole

SPECIFICATION:

CONTENT:98%(HPLC)

PH: 4.5-6

MOISTURE:0.5%

APPEARANCE:white to skight yellow power

PACKING:25kg/D


 

 

 

sodium azide

CONTENT:99%

FREE BASE:0.3%

MOISTURE:0.2%

HEARY METAL:pass

APPEARANCE:white power


 

 

 

1-sulfulmethyl-5-Mercapto Tetrazole disodium salt

APPEARANCE:white to slight power.

IELENTIFICATION:hplc spectrum conforms to the standard sample.

SOKKUBILITY:soluble in water and ethanol.

PH: 5.50-7.50(1.0%w/v£¬0.5g/50ml)

MOISTURE:7.0-10.0%(w/v K.F.)

CONTENT:98.0%(in dry amount through ,HPLC)


 

 

 

5-sulfhydryl-1,2,3-triazole monosodium salt

SPECIFICATION:

APPEARANCE:white to slight yellow power.

CONTENT:98%

WEIGHT LOSS AFTER DRYING:2%

PH: 8.5-9.5

PACKAGE:25kg/D


 

1-Methyl-5-Mercapto Tetrazole(MMT)
or:1-Metil-5-Mercapto-1,2,3,4-Tetrazole

SPECIFICATION:

APPEARANCE:white crytall

CONTENT:99%

MELTING POINT:124-126

MOISTURE:0.5%

PACKAGE:25kg/D(335495)


 

1-Ethyl-1H-1,2,3,4-Tetrazole-5-Thiol

 

SPECIFICATION:

APPEARANCE:  half solid

CONTENT: 98%(HPLC)

MELTING POINT: 45-46


 

 

 

Anhydrous Hydrogen Fluoride

Molecular Formula:HF                                                    Molecular Weight:20.01
Item
Index
Super-High-Class Product
High-Class Product
First-Class Product
Qualified Product
Hydrogen Fluoride
%
99.98
99.95
99.90
99.70
Moisture Content%
0.005
0.03
0.06
0.10
Fluosilicic Acid (H2SiF6)%
0.004
0.010
0.020
0.050
Sulfur Dioxide %
0.0005
0.007
0.015
0.030
Nonvolatile Acid (Calculated as H2SO4 )%
0.0005
0.005
0.020
0.050


 

Industrial Hydrofluoric Acid

Molecular Formula:HF                                                      Molecular Weight :20.01

Item
Index
High-Class Product
First-Class Product
Qualified Product
F-40
F-40
F-55
F-60
F-70
F-40
F-55
Content of Hydrogen Fluoride(HF)%
40
40
55
60
70
40
55
Fluosilicic Acid(H2SiF6)%
0.02
0.2
0.5
0.4
0.4
2.5
5.0
Nonvolatile Acid (Calculated as H2SO4 )%
0.02

0.05

0.08
0.08
0.08
1.0
2.0


 

3-Sulfhydryl -4-Methyl-1,2,4-Triazole