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88121 sec-Butanol EP 500ml

sec-Butanol

  • CAS No.:78-92-2
  • Chemical formula:CH3CH2CH(OH)CH3
  • Chemical weight:74.12
EP
Solubility(Turbidity) Clear
Specific Gravity(20/20℃) 0.806~0.808
Refractive Index(nD20) 1.396~1.398
Water < 0.3%
Residue on Evaporation < 0.002%
Free Acid(CH3COOH) < 0.003%
Assay(GC) > 99.0%
86253 Sodium Carbonate, Anhydrous EP 25kg

Sodium Carbonate, Anhydrous

  • CAS No.:497-19-8
  • Chemical formula:Na2CO3
  • Chemical weight:105.99
EP
Solubility(Turbidity) Clear
Loss on Drying < 2.0%
Chloride(Cl) < 0.05%
Sulfate(SO4) < 0.01%
Heavy Metals(as Pb) < 0.002%
Iron(Fe) < 0.004%
Potassium(K) < 0.06%
Total Nitrogen(N) < 0.005%
Arsenic(As) < 2ppm
Assay(Dried basis, 250~300℃) > 99.0%
83923 Salicylic Acid EP 250g

Salicylic Acid

  • CAS No.:69-72-7
  • Chemical formula:C6H4(OH)COOH
  • Chemical weight:138.12
EP
Melting Point 158~161℃
Clarity of Solution(Ethanol) Clear
Ash(Sulfate) < 0.05%
Chloride Content(Cl) < 0.005%
Sulfate(SO4) < 0.01%
Heavy Metals(as Pb) < 0.001%
Iron(Fe) < 0.001%
Substances darkened by sulfuric acid Pass
Assay > 99.0%
18649 Sea sand, acid washed 500g

Sea sand, acid washed

  • CAS No.:
  • Chemical formula:
  • Chemical weight:
Loss on Ignition(800℃) < 0.5%
Substances soluble in hydrochloric acid < 0.5%
Acid-soluble Iron < 0.01%
Chloride(Cl) < 0.01%
14641 Silica Gel 500g

Silica Gel

  • CAS No.:7631-86-9
  • Chemical formula:SiO2
  • Chemical weight:
Absorption Capacity(RH 90%) 36%
Absorption Capacity(RH 50%) 25%
Absorption Capacity(RH 12%) 12%
Loss on Drying 0.5%
pH 6
SiO2 > 99.6%
79421 Silicon Oil (Dimethyl Siloxane Polymer) 500ml

Silicon Oil (Dimethyl Siloxane Polymer)

  • CAS No.:
  • Chemical formula:
  • Chemical weight:
Viscosity(25℃) 332.5~367.5cst
Flash Point > 600℉
Appearance Clear Viscous Liquid
Specific Gravity 0.966~0.972
Refractive Index(nD25) 1.4025~1.4045
Hue < 35
Acid Value < 0.01
Volatiles < 0.5%
85503 Silver Nitrate EP 500g

Silver Nitrate

  • CAS No.:7761-88-8
  • Chemical formula:AgNO3
  • Chemical weight:169.87
EP
Solubility(Turbidity) Clear
Free Acid Pass
Sulfate(SO4) < 0.005%
Substances not precipitated by hydrochloric acid < 0.02%
Copper(Cu) < 0.002%
Iron(Fe) < 0.001%
Assay(calculated on dried substance) > 99.8%
85503 Siliver Nitrate EP 25g

Siliver Nitrate

  • CAS No.:7761-88-8
  • Chemical formula:AgNO3
  • Chemical weight:169.87
EP
Solubility(Turbidity) Clear
Free Acid Pass
Sulfate(SO4) < 0.005%
Substances not precipitated by hydrochloric acid < 0.02%
Copper(Cu) < 0.002%
Iron(Fe) < 0.001%
Assay(calculated on dried substance) > 99.8%
89653 Silver Sulfate EP 25g

Silver Sulfate

  • CAS No.:10294-26-5
  • Chemical formula:Ag2SO4
  • Chemical weight:311.83
EP
Solubility(Turbidity) Clear to Slightly Hazy
Substances not precipitated by hydrochloric acid < 0.1%
Total Nitrogen(N) < 0.01%
Assay > 99.0%
89653 Silver Sulfate EP 500g

Silver Sulfate

  • CAS No.:10294-26-5
  • Chemical formula:Ag2SO4
  • Chemical weight:311.83
EP
Solubility(Turbidity) Clear to Slightly Hazy
Substances not precipitated by hydrochloric acid < 0.1%
Total Nitrogen(N) < 0.01%
Assay > 99.0%
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