LGC AXIO Proficiency Testing Schemes 2027
Chemical Testing Sample Code
Quantity of Matrix Matrix
Analytes
PT-PH-01
Varying volumes 6 samples 1A-1F 1A: pH;
1B: Acid/Base titration; 1C: Other titrations, for the determination of: Dipotassium hydrogen phosphate, Sodium bicarbonate, Magnesium, Sodium chloride; 1D: Density; 1E: Refractive Index; 1F: Melting point
PT-PH-02A
Varying volumes 1 sample and
HPLC Analysis
reference standard Assay. Related substances test
PT-PH-02B
5g sample; 1g matrix 2g sample; 1ml spike
Powder
Trace elements
PT-PH-02E
Powder and spiking solution
Residual solvents
PT-PH-06A
Varying volumes Sample and
Gas Chromatography (GC)
reference standard
PT-PH-06B PT-PH-06C PT-PH-06D PT-PH-06E
Varying volumes 1 sample
UV
250mL
Liquid solution sample
Viscosity
Varying volumes 1 sample Varying volumes Sample and
Loss on Drying (LOD)
FTIR
reference standard
PT-PH-06F
Varying volumes Solid Liquid
Karl Fischer
PT-PH-06G
Varying volumes Sample, reference standard and TLC plates
TLC
PT-PH-06H
60mL
Liquid solution sample
FLAA
PT-PH-06I PT-PH-06J PT-PH-06K PT-PH-06M PT-PH-07A PT-PH-07B PT-PH-07C PT-PH-08A PT-PH-08B PT-PH-11 PT-PH-22
Varying volumes 1 sample Varying volumes 1 sample
Polarimetry
Advanced Titration
1g
1 sample
Nuclear Magnetic Resonance (NMR) Spectrometry
Varying volumes 1 sample Varying volumes HPLC UV
Residue on Ignition Dissolution testing
1 sample
Tablet testing
10
Dosage units and reference standard
Uniformity of dosage units
125mL
1 sample 1 sample Solution
Low level conductivity (<50 μS/cm)
Particulate determination Endotoxins in solutions
4mL
2g
Powdered drug substances
N-nitrosodimethylamine (NDMA); N-nitrosodiethylamine (NDEA)
PT-PH-23
100ml
E-liquid
D-Glucose; D-Fructose; Caffeine; Taurine; Vitamin E acetate
Download Application Form Download Scheme Description
lgcstandards.com/AXIO-PT 99
Made with FlippingBook Ebook Creator