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.

Aminopterin 50 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A206-50MG
Aminopterin 50 mg CAS number 54-62-6 and purity >96.0%...
Price excludes taxes and shipping charges. Save -10%
£69.84 £77.60
Ammonium α-glycyrrhizate EvoPure® 100 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A157-100MG
Ammonium α-glycyrrhizate EvoPure® 100 mg CAS number nan and purity nan...
Price excludes taxes and shipping charges. Save -10%
£244.22 £271.35
Add to Cart Request A Quote
Ammonium β-glycyrrhizate EvoPure® 100 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A158-100MG
Ammonium β-glycyrrhizate EvoPure® 100 mg CAS number nan and purity nan...
Price excludes taxes and shipping charges. Save -10%
£101.64 £112.93
Add to Cart Request A Quote
Amodiaquine hydrochloride 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A085-5G
Amodiaquine hydrochloride 5 g CAS number 6398-98-7 and purity (On Dried Basis): 97.0-103.0%...
Price excludes taxes and shipping charges. Save -10%
£34.20 £38.00
Amoxicillin : Potassium Clavulanate (2:1) 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A054-1G
Amoxicillin : Potassium Clavulanate (2:1) 1 g CAS number Mixture and purity (On Dried Basis): ≥54% Amoxicillin; ≥26.8% Clavulanic Acid...
Price excludes taxes and shipping charges. Save -10%
£77.55 £86.17
Add to Cart Request A Quote
Amoxicillin : Potassium Clavulanate (2:1) 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A054-5G
Amoxicillin : Potassium Clavulanate (2:1) 5 g CAS number Mixture and purity (On Dried Basis): ≥54% Amoxicillin; ≥26.8% Clavulanic Acid...
Price excludes taxes and shipping charges. Save -10%
£130.05 £144.50
Add to Cart Request A Quote
Amoxicillin Sodium 1g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A059-1G
Amoxicillin Sodium 1g CAS number 34642-77-8 and purity (On Dried Basis): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£61.66 £68.51
Amoxicillin Sodium 25g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A059-25G
Amoxicillin Sodium 25g CAS number 34642-77-8 and purity (On Dried Basis): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£277.93 £308.81
Amoxicillin Sodium 5g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A059-5G
Amoxicillin Sodium 5g CAS number 34642-77-8 and purity (On Dried Basis): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£93.45 £103.83
Amoxicillin Trihydrate 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A004-25G
Amoxicillin Trihydrate 25 g CAS number 61336-70-7 and purity (On Dried Basis): 900-1050 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£189.78 £210.87
Amoxicillin Trihydrate 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A004-5G
Amoxicillin Trihydrate 5 g CAS number 61336-70-7 and purity (On Dried Basis): 900-1050 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£57.80 £64.22
Amphomycin 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A005-1MG
Amphomycin 1 mg CAS number 1402-82-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£207.60 £230.67
Amphomycin 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A005-5MG
Amphomycin 5 mg CAS number 1402-82-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£723.48 £803.87
Amphotericin B EP 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A064-1G
Amphotericin B EP 1 g CAS number 1397-89-3 and purity (On Dried Basis): ≥750 IU/mg...
Price excludes taxes and shipping charges. Save -10%
£192.67 £214.08
Amphotericin B EP 250 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A064-250MG
Amphotericin B EP 250 mg CAS number 1397-89-3 and purity (On Dried Basis): ≥750 IU/mg...
Price excludes taxes and shipping charges. Save -10%
£60.70 £67.44
Amphotericin B EP 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A064-500MG
Amphotericin B EP 500 mg CAS number 1397-89-3 and purity (On Dried Basis): ≥750 IU/mg...
Price excludes taxes and shipping charges. Save -10%
£109.34 £121.49
Amphotericin B ReadyMadeTM Solution 20 ml
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A234-20ML
Amphotericin B ReadyMadeTM Solution 20 ml CAS number 397-89-3 and purity (On Dried Basis)L: ≥750 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£29.86 £33.18
Add to Cart Request A Quote
Amphotericin B ReadyMadeTM Solution 50 ml
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A234-50ML
Amphotericin B ReadyMadeTM Solution 50 ml CAS number 397-89-3 and purity (On Dried Basis)L: ≥750 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£69.84 £77.60
Add to Cart Request A Quote
Amphotericin B Solubilized 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A008-1G
Amphotericin B Solubilized 1 g CAS number 1397-89-3 (Amphotericin B) and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£364.64 £405.15
Amphotericin B Solubilized 250 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A008-250MG
Amphotericin B Solubilized 250 mg CAS number 1397-89-3 (Amphotericin B) and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£103.56 £115.07
Amphotericin B Solubilized 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A008-500MG
Amphotericin B Solubilized 500 mg CAS number 1397-89-3 (Amphotericin B) and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£197.49 £219.43
Amphotericin B USP 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A007-1G
Amphotericin B USP 1 g CAS number 1397-89-3 and purity (On Dried Basis): ≥750 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£183.04 £203.38
Amphotericin B USP 250 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A007-250MG
Amphotericin B USP 250 mg CAS number 1397-89-3 and purity (On Dried Basis): ≥750 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£56.84 £63.15
Amphotericin B USP 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A007-500MG
Amphotericin B USP 500 mg CAS number 1397-89-3 and purity (On Dried Basis): ≥750 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£103.56 £115.07
Amphotericin B, Solubilized, Lyophilized 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A097-1G
Amphotericin B, Solubilized, Lyophilized 1 g CAS number 1397-89-3 and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£387.27 £430.30
Add to Cart Request A Quote
Amphotericin B, Solubilized, Lyophilized 250 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A097-250MG
Amphotericin B, Solubilized, Lyophilized 250 mg CAS number 1397-89-3 and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£114.16 £126.84
Add to Cart Request A Quote
Amphotericin B, Solubilized, Lyophilized 500 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A097-500MG
Amphotericin B, Solubilized, Lyophilized 500 mg CAS number 1397-89-3 and purity (As Is): ≥240 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£208.57 £231.74
Add to Cart Request A Quote
Ampicillin Anhydrous 100 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A043-100G
Ampicillin Anhydrous 100 g CAS number 69-53-4 and purity (On Dried Basis): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£1,116.53 £1,240.59
Ampicillin Anhydrous 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A043-25G
Ampicillin Anhydrous 25 g CAS number 69-53-4 and purity (On Dried Basis): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£333.80 £370.89
Ampicillin Anhydrous 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A043-5G
Ampicillin Anhydrous 5 g CAS number 69-53-4 and purity (On Dried Basis): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£84.78 £94.20
Ampicillin ReadyMadeTM Solution 10 ml
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A228-10ML
Ampicillin ReadyMadeTM Solution 10 ml CAS number 69-53-4 and purity ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£58.76 £65.29
Add to Cart Request A Quote
Ampicillin ReadyMadeTM Solution 5 x 10 ml
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A228-5x10ML
Ampicillin ReadyMadeTM Solution 5 x 10 ml CAS number 69-53-4 and purity ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£198.45 £220.50
Add to Cart Request A Quote
Ampicillin Sodium 100 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A042-100G
Ampicillin Sodium 100 g CAS number 69-52-3 and purity (On Dried Basis): 845-988 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£212.42 £236.02
Ampicillin Sodium 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A042-25G
Ampicillin Sodium 25 g CAS number 69-52-3 and purity (On Dried Basis): 845-988 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£101.64 £112.93
Ampicillin Sodium 5 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A042-5G
Ampicillin Sodium 5 g CAS number 69-52-3 and purity (On Dried Basis): 845-988 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£31.79 £35.32
Ampicillin Sodium ReadyMadeTM Solution 20 ml
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A235-20ML
Ampicillin Sodium ReadyMadeTM Solution 20 ml CAS number 69-52-3 and purity (anhydrous basis): 845-988 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£69.84 £77.60
Add to Cart Request A Quote
Ampicillin Sodium/Sulbactam Sodium (2:1) 1 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A071-1G
Ampicillin Sodium/Sulbactam Sodium (2:1) 1 g CAS number 117060-71-6 and purity Ampicillin Sodium: ≥563 μg/mg Sulbactam Sodium: ≥280 μg/mg ...
Price excludes taxes and shipping charges. Save -10%
£204.71 £227.46
Add to Cart Request A Quote
Ampicillin Trihydrate EP 100 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A020-100G
Ampicillin Trihydrate EP 100 g CAS number 7177-48-2 and purity (On Dried Basis): 96.0-100.5%...
Price excludes taxes and shipping charges. Save -10%
£240.35 £267.06
Ampicillin Trihydrate EP 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A020-25G
Ampicillin Trihydrate EP 25 g CAS number 7177-48-2 and purity (On Dried Basis): 96.0-100.5%...
Price excludes taxes and shipping charges. Save -10%
£88.63 £98.48
Ampicillin Trihydrate USP 100 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A009-100G
Ampicillin Trihydrate USP 100 g CAS number 7177-48-2 and purity (On Dried Basis): 900-1050µg/mg...
Price excludes taxes and shipping charges. Save -10%
£208.57 £231.74
Ampicillin Trihydrate USP 25 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A009-25G
Ampicillin Trihydrate USP 25 g CAS number 7177-48-2 and purity (On Dried Basis): 900-1050µg/mg...
Price excludes taxes and shipping charges. Save -10%
£98.26 £109.18
Amycolatopsin A 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A207-1MG
Amycolatopsin A 1 mg CAS number 2209112-96-7 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£210.49 £233.88
Amycolatopsin A 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A207-5MG
Amycolatopsin A 5 mg CAS number 2209112-96-7 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£733.60 £815.11
Amycolatopsin B 0.1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A208-0.1MG
Amycolatopsin B 0.1 mg CAS number 2209112-97-8 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Amycolatopsin B 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A208-0.5MG
Amycolatopsin B 0.5 mg CAS number 2209112-97-8 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Amycolatopsin C 0.1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A209-0.1MG
Amycolatopsin C 0.1 mg CAS number nan and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Amycolatopsin C 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A209-0.5MG
Amycolatopsin C 0.5 mg CAS number nan and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Amygdalin (Vitamin B17) 25g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A066-25G
Amygdalin (Vitamin B17) 25g CAS number 29883-15-6 and purity (HPLC): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£317.91 £353.23
Amygdalin (Vitamin B17) 5g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A066-5G
Amygdalin (Vitamin B17) 5g CAS number 29883-15-6 and purity (HPLC): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£80.44 £89.38
Anacardic Acid 10mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A160-10MG
Anacardic Acid 10mg CAS number 16611-84-0 and purity (HPLC): ≥ 98.0%...
Price excludes taxes and shipping charges. Save -10%
£118.49 £131.66
Anacardic Acid 250mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A160-250MG
Anacardic Acid 250mg CAS number 16611-84-0 and purity (HPLC): ≥ 98.0%...
Price excludes taxes and shipping charges. Save -10%
£285.16 £316.84
Showing 205 to 255 of 2821 (56 Pages)
Product Filter