Filter
Your Cart
We use cookies 🍪
We use cookies and other similar technologies to improve your browsing experience and the functionality of our site. Learn Learn more in our Privacy Policy and Cookie Policy.

Primary Reference Standard

When precision matters most, start with the highest benchmark—Primary Reference Standards from Lancetech Ltd are essential for achieving traceable and reproducible results in analytical testing. These ultra-pure substances serve as the definitive reference point for calibrating instruments, verifying methods, and producing secondary standards.


Ideal for pharmaceutical, environmental, and chemical laboratories, our primary standards ensure compliance with global regulatory requirements and support accurate quantification across a wide range of applications. Each standard is backed by detailed documentation and traceability to certified bodies, ensuring your data integrity from the first measurement onward.


Explore our range of primary reference materials and set a solid foundation for your lab’s analytical success.

Flubendazole 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F040-5G
Flubendazole 5 g CAS number 31430-15-6 and purity 99.0 - 101.0%...
Price excludes taxes and shipping charges. Save -10%
£55.87 £62.08
Flucloxacillin sodium 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F009-10MG
Flucloxacillin sodium 10 mg CAS number 1847-24-1 and purity 95.0 - 102.0%...
Price excludes taxes and shipping charges. Save -10%
£98.26 £109.18
Flucloxacillin sodium 50 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F009-50MG
Flucloxacillin sodium 50 mg CAS number 1847-24-1 and purity 95.0 - 102.0%...
Price excludes taxes and shipping charges. Save -10%
£366.56 £407.29
Fluconazole 100 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F010-100MG
Fluconazole 100 mg CAS number 86386-73-4 and purity (On Dried Basis): 98.0-102.0%...
Price excludes taxes and shipping charges. Save -10%
£109.34 £121.49
Flumequine 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F011-1G
Flumequine 1 g CAS number 42835-25-6 and purity (On Dried Basis): 99.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£47.68 £52.98
Flumequine 10 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F011-10G
Flumequine 10 g CAS number 42835-25-6 and purity (On Dried Basis): 99.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£263.00 £292.22
Flumequine 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F011-5G
Flumequine 5 g CAS number 42835-25-6 and purity (On Dried Basis): 99.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£148.84 £165.38
Flumethasone 100 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F039-100MG
Flumethasone 100 mg CAS number 2135-17-3 and purity (On Dried Basis): 97-103%...
Price excludes taxes and shipping charges. Save -10%
£122.35 £135.94
Flumethasone 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F039-500MG
Flumethasone 500 mg CAS number 2135-17-3 and purity (On Dried Basis): 97-103%...
Price excludes taxes and shipping charges. Save -10%
£488.42 £542.69
Fluorescein Diacetate 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F045-5G
Fluorescein Diacetate 5 g CAS number 596-09-08 and purity >=99.0%...
Price excludes taxes and shipping charges. Save -10%
£57.80 £64.22
Flurbiprofen 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F036-1G
Flurbiprofen 1 g CAS number 5104-49-4 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£120.42 £133.80
Flurbiprofen 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F036-25G
Flurbiprofen 25 g CAS number 5104-49-4 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£1,116.53 £1,240.59
Flurbiprofen 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F036-5G
Flurbiprofen 5 g CAS number 5104-49-4 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£446.52 £496.13
Flurbiprofen Sodium 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F037-1G
Flurbiprofen Sodium 1 g CAS number 56767-76-1 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£120.42 £133.80
Flurbiprofen Sodium 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F037-25G
Flurbiprofen Sodium 25 g CAS number 56767-76-1 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£1,116.53 £1,240.59
Flurbiprofen Sodium 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F037-5G
Flurbiprofen Sodium 5 g CAS number 56767-76-1 and purity ≥99%...
Price excludes taxes and shipping charges. Save -10%
£446.52 £496.13
Fluvoxamine Maleate 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F051-10MG
Fluvoxamine Maleate 10 mg CAS number 61718-82-9 and purity 99.0% - 101.0% (anhydrous basis)...
Price excludes taxes and shipping charges. Save -10%
£83.81 £93.12
Fluvoxamine Maleate 200 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F051-200MG
Fluvoxamine Maleate 200 mg CAS number 61718-82-9 and purity 99.0% - 101.0% (anhydrous basis)...
Price excludes taxes and shipping charges. Save -10%
£421.96 £468.84
Fluvoxamine Maleate 50 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F051-50MG
Fluvoxamine Maleate 50 mg CAS number 61718-82-9 and purity 99.0% - 101.0% (anhydrous basis)...
Price excludes taxes and shipping charges. Save -10%
£208.57 £231.74
Folic acid USP 100 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F014-100G
Folic acid USP 100 g CAS number 59-30-3 and purity (On Dried Basis): 97.0-102.0%...
Price excludes taxes and shipping charges. Save -10%
£396.90 £441.00
Folic acid USP 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F014-25G
Folic acid USP 25 g CAS number 59-30-3 and purity (On Dried Basis): 97.0-102.0%...
Price excludes taxes and shipping charges. Save -10%
£122.35 £135.94
Folic acid USP 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F014-5G
Folic acid USP 5 g CAS number 59-30-3 and purity (On Dried Basis): 97.0-102.0%...
Price excludes taxes and shipping charges. Save -10%
£31.79 £35.32
Fondaparinux Sodium  100mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F044-100MG
Fondaparinux Sodium 100mg CAS number 114870-03-0 and purity (On Dried Basis): ≥95% ...
Price excludes taxes and shipping charges. Save -10%
£357.41 £397.12
Fondaparinux Sodium  10mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F044-10MG
Fondaparinux Sodium 10mg CAS number 114870-03-0 and purity (On Dried Basis): ≥95% ...
Price excludes taxes and shipping charges. Save -10%
£104.53 £116.14
Formonentin 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F038-10MG
Formonentin 10 mg CAS number 485-72-3 and purity ≥ 98.0%...
Price excludes taxes and shipping charges. Save -10%
£195.56 £217.29
Fosfomycin Calcium 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F012-25G
Fosfomycin Calcium 25 g CAS number 26469-67-1 and purity 95%-101%...
Price excludes taxes and shipping charges. Save -10%
£144.99 £161.10
Fosfomycin Calcium 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F012-5G
Fosfomycin Calcium 5 g CAS number 26469-67-0 and purity 95%-101%...
Price excludes taxes and shipping charges. Save -10%
£121.38 £134.87
Fosfomycin Sodium 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F013-25G
Fosfomycin Sodium 25 g CAS number 26016-99-9 and purity (On Dried Basis): 95.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£267.34 £297.04
Fosfomycin Sodium 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F013-5G
Fosfomycin Sodium 5 g CAS number 26016-99-9 and purity (On Dried Basis): 95.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£110.30 £122.56
Fosfomycin Tromethamine 100mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F043-100MG
Fosfomycin Tromethamine 100mg CAS number 78964-85-9 and purity 98.0 - 102.0%...
Price excludes taxes and shipping charges. Save -10%
£273.11 £303.46
Fosfomycin Tromethamine 25mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F043-25MG
Fosfomycin Tromethamine 25mg CAS number 78964-85-9 and purity 98.0 - 102.0%...
Price excludes taxes and shipping charges. Save -10%
£178.70 £198.56
Fostriecin 0.1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F028-0.1MG
Fostriecin 0.1 mg CAS number 87810-56-8 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£272.63 £302.92
Fostriecin 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F028-0.5MG
Fostriecin 0.5 mg CAS number 87810-56-8 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£949.87 £1,055.41
FR 179642 25 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F046-25 M
FR 179642 25 mg CAS number 168110-44-9 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£419.54 £466.16
FR 179642 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F046-5MG
FR 179642 5 mg CAS number 168110-44-9 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£120.91 £134.34
FR 901379 1mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F047-1MG
FR 901379 1mg CAS number 144371-88-0 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£419.54 £466.16
FR 901379 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F047-5MG
FR 901379 5 mg CAS number 144371-88-0 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£120.91 £134.34
Framycetin sulfate 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F017-1G
Framycetin sulfate 1 g CAS number 4146-30-9 and purity ≥ 640 lU/mg...
Price excludes taxes and shipping charges. Save -10%
£201.83 £224.25
Framycetin sulfate 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F017-500MG
Framycetin sulfate 500 mg CAS number 4146-30-9 and purity ≥ 640 lU/mg...
Price excludes taxes and shipping charges. Save -10%
£121.38 £134.87
Fumagillin 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F029-1MG
Fumagillin 1 mg CAS number 23110-15-8 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£147.39 £163.77
Fumagillin 5mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F029-5MG
Fumagillin 5mg CAS number 23110-15-8 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£513.95 £571.06
Fumitremorgin B 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F050-1MG
Fumitremorgin B 1 mg CAS number 12626-17-4 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£210.49 £233.88
Fumitremorgin B 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F050-5MG
Fumitremorgin B 5 mg CAS number 12626-17-4 and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£733.60 £815.11
Fumitremorgin C 0.25 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F023-0.25MG
Fumitremorgin C 0.25 mg CAS number 118974-02-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£243.73 £270.81
Fumitremorgin C 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F023-1MG
Fumitremorgin C 1 mg CAS number 118974-02-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£849.68 £944.09
Fumonisin B1 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F030-0.5MG
Fumonisin B1 0.5 mg CAS number 116355-83-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£119.93 £133.26
Fumonisin B1 2.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F030-2.5MG
Fumonisin B1 2.5 mg CAS number 116355-83-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£416.66 £462.95
Fumonisin B2 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F031-0.5MG
Fumonisin B2 0.5 mg CAS number 116355-84-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£230.72 £256.36
Fumonisin B2 2.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F031-2.5MG
Fumonisin B2 2.5 mg CAS number 116355-84-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£805.85 £895.39
Furazolidone 10 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F004-10G
Furazolidone 10 g CAS number 67-45-8 and purity (On Dried Basis): 97.0-103.0%...
Price excludes taxes and shipping charges. Save -10%
£54.91 £61.01
Furazolidone 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: F004-25G
Furazolidone 25 g CAS number 67-45-8 and purity (On Dried Basis): 97.0-103.0%...
Price excludes taxes and shipping charges. Save -10%
£110.30 £122.56
Showing 1225 to 1275 of 2821 (56 Pages)
Product Filter