Rhodizonic acid disodium salt
CAS:523-21-7 Product spec:qualified
Molecular Formula: C6H6Na2
Molecular weight:214.04
Barium sensitivity test: qualified
Water solubility test: qualified
Phenol
CAS:13127-88-3 Product spec:qualified
Molecular Formula: C6H5OH
Molecular Weight: 94.11
Freezing point:40℃
Non-volatile matter:0.02%max
Aqueous solution reaction: qualified
Water solubility test: qualified
Close-burning matter: qual..
5-Sulfosalicylic acid
CAS:5965-83-3 Product spec:99%min
Molecular Formula: C7H6O6•2H2O
Molecular Weight: 254.2
Iron sensitivity test: qualified
Clarity test: qualified
Water insoluble: 0.005%max
Residue on ignition (as sulfate): 0.02%max
Chloride (as..
Chrome azurol S
CAS:1667-99-8 Product spec:qualified
Molecular Formula: C23H13Cl2Na3O9S
Molecular Weight: 605.25
Aluminum-complex molar absorption coefficient(Lcm•mol): 4.0x104min
Residue on ignition (as sulfate): 30.0---40.0%
Water-soluble test: qu..
Ponceau S
CAS:6226-79-5 Product spec:Biological staining test: qualified
Molecular Formula: C22H12N4O13S4•Na4
Molecular weight:760.60
O-Nitrophenol
CAS:88-75-5 Product spec:qualified
Molecular Formula: NO2C6H4OH 5
Molecular weight:139.11
Residue on ignition(as sulfate): 0.1max
Melting point:45.0-46.0℃
PH indicator range: 5.0(colorless)-7.0(yellow)
Methanol soluble test: quali..
m—Methyl red
CAS:20691-84-3 Product spec:qualified
Molecular Formula: C15H15N3O2
Molecular weight:269.30
PH indicator range: 2.0(red)- 4.0(yellow)
Residue on ignition (as sulfate): 0.2%max
Methanol soluble test: qualified
Bromine oxidization test..
1.10-Phenanthroline hydrochloride
CAS:3829-86-5 Product spec:99.5%min
Molecular Formula: C12H8N2•HCl•H2O
Molecular weight:234.69
Iron complex molar absorption coefficient (Lcm .mol ): 1.15ⅹ104
Water soluble test: qualified
Loss on drying:7.8% max
Residue on ignitio..
silane coupling agent
CAS:2530-83-8 Product spec:USI Functional Silane KH-560
Product Description
Chemical Name: γ-Glycidoxypropyltrimethoxysilane
CAS NO. : 2530-83-8
Against other brands:EINECS#:219-784-2
Silquest A-187*
Dow Corning:Z-6040OF..
organic silane
CAS:4420-74-0 Product spec:Chemical Name : gamma-Mercaptopropyltrimethoxysilane
Product Description
Chemical Name : gamma-Mercaptopropyltrimethoxysilane
CAS NO. : 4420-74-0
Against other brands:EINECS No:224-588-5
Silquest A-189
Dow Corning..