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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.

8-Hydroxyquinoline 100 g
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Manufacturer: TOKU-E Item Number: H006-100G
8-Hydroxyquinoline 100 g CAS number 148-24-3 and purity ≥99.0%...
Price excludes taxes and shipping charges. Save -10%
£82.37 £91.52
8-Hydroxyquinoline 25 g
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Manufacturer: TOKU-E Item Number: H006-25G
8-Hydroxyquinoline 25 g CAS number 148-24-3 and purity ≥99.0%...
Price excludes taxes and shipping charges. Save -10%
£45.76 £50.84
8-Hydroxyquinoline 500 g
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Manufacturer: TOKU-E Item Number: H006-500G
8-Hydroxyquinoline 500 g CAS number 148-24-3 and purity ≥99.0%...
Price excludes taxes and shipping charges. Save -10%
£279.86 £310.95
A 26771B 1 mg
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Manufacturer: TOKU-E Item Number: A187-1MG
A 26771B 1 mg CAS number 56448-20-5 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£210.49 £233.88
A 26771B 5 mg
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Manufacturer: TOKU-E Item Number: A187-5MG
A 26771B 5 mg CAS number 56448-20-5 and purity >95% by HPLC...
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£733.60 £815.11
A 39183A 1 mg
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Manufacturer: TOKU-E Item Number: A109-1MG
A 39183A 1 mg CAS number 79426-51-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
A 39183A 5 mg
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Manufacturer: TOKU-E Item Number: A109-5MG
A 39183A 5 mg CAS number 79426-51-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
A 54556A 1 mg
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Manufacturer: TOKU-E Item Number: A110-1MG
A 54556A 1 mg CAS number 95398-45-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
A 54556A 5 mg
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Manufacturer: TOKU-E Item Number: A110-5MG
A 54556A 5 mg CAS number 95398-45-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
A 54556B 0.5 mg
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Manufacturer: TOKU-E Item Number: A111-0.5MG
A 54556B 0.5 mg CAS number 142435-72-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
A 54556B 2.5 mg
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Manufacturer: TOKU-E Item Number: A111-2.5MG
A 54556B 2.5 mg CAS number 142435-72-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
A 83016F 0.5 mg
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Manufacturer: TOKU-E Item Number: A112-0.5MG
A 83016F 0.5 mg CAS number 142435-72-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£230.72 £256.36
A 83016F 2.5 mg
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Manufacturer: TOKU-E Item Number: A112-2.5MG
A 83016F 2.5 mg CAS number 142435-72-1 and purity >95% by HPLC...
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£805.85 £895.39
Abamectin 1 g
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Manufacturer: TOKU-E Item Number: A145-1G
Abamectin 1 g CAS number 65195-55-3 and purity ≥90% (HPLC, B1a)...
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£58.76 £65.29
Abamectin 25 g
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Manufacturer: TOKU-E Item Number: A145-25G
Abamectin 25 g CAS number 65195-55-3 and purity ≥90% (HPLC, B1a)...
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£888.22 £986.91
Abamectin 5 g
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Manufacturer: TOKU-E Item Number: A145-5G
Abamectin 5 g CAS number 65195-55-3 and purity ≥90% (HPLC, B1a)...
Price excludes taxes and shipping charges. Save -10%
£198.45 £220.50
Acadesine 25 mg
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Manufacturer: TOKU-E Item Number: A198-25MG
Acadesine 25 mg CAS number 2627-69-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Acadesine 5 mg
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Manufacturer: TOKU-E Item Number: A198-5MG
Acadesine 5 mg CAS number 2627-69-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Acalabrutinib 10 mg
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Manufacturer: TOKU-E Item Number: A144-10MG
Acalabrutinib 10 mg CAS number 1420477-60-6 and purity ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£178.70 £198.56
Acarbose 100 mg
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Manufacturer: TOKU-E Item Number: A146-100MG
Acarbose 100 mg CAS number 56810-94-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£319.36 £354.84
Acarbose 25 mg
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Manufacturer: TOKU-E Item Number: A146-25MG
Acarbose 25 mg CAS number 56810-94-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£92.00 £102.22
Acetamide 1 g
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Manufacturer: TOKU-E Item Number: A058-1G
Acetamide 1 g CAS number 60-35-5 and purity ≥98.5%...
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£11.08 £12.31
Acetamide 100 g
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Manufacturer: TOKU-E Item Number: A058-100G
Acetamide 100 g CAS number 60-35-5 and purity ≥98.5%...
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£38.05 £42.28
Acetamide 500 g
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Manufacturer: TOKU-E Item Number: A058-500G
Acetamide 500 g CAS number 60-35-5 and purity ≥98.5%...
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£89.60 £99.55
Acetomycin 0.5 mg
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Manufacturer: TOKU-E Item Number: A199-0.5MG
Acetomycin 0.5 mg CAS number 510-18-9 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Acetomycin 2.5 mg
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Manufacturer: TOKU-E Item Number: A199-2.5MG
Acetomycin 2.5 mg CAS number 510-18-9 and purity >95% by HPLC...
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£627.63 £697.37
Acetoxypolygodial 1 mg
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Manufacturer: TOKU-E Item Number: A183-1MG
Acetoxypolygodial 1 mg CAS number 1818425-44-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£200.38 £222.64
Acetoxypolygodial 5 mg
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Manufacturer: TOKU-E Item Number: A183-5MG
Acetoxypolygodial 5 mg CAS number 1818425-44-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£696.02 £773.36
Acetyl-L-homoserine lactone 25 mg
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Manufacturer: TOKU-E Item Number: A147-25MG
Acetyl-L-homoserine lactone 25 mg CAS number 51524-71-1 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£208.57 £231.74
Acetyl-L-homoserine lactone 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A147-5MG
Acetyl-L-homoserine lactone 5 mg CAS number 51524-71-1 and purity >95% by HPLC...
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£60.21 £66.90
Acivicin 0.1 mg
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Manufacturer: TOKU-E Item Number: A200-0.1MG
Acivicin 0.1 mg CAS number 42228-92-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Acivicin 0.5 mg
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Manufacturer: TOKU-E Item Number: A200-0.5MG
Acivicin 0.5 mg CAS number 42228-92-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Aclarubicin 0.1 mg
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Manufacturer: TOKU-E Item Number: A201-0.1MG
Aclarubicin 0.1 mg CAS number 57576-44-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Aclarubicin 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A201-0.5MG
Aclarubicin 0.5 mg CAS number 57576-44-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Acriflavine Hydrochloride 10 g
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Manufacturer: TOKU-E Item Number: A019-10G
Acriflavine Hydrochloride 10 g CAS number 8063-24-9 and purity (On Dried Basis): 98.5-107.0%...
Price excludes taxes and shipping charges. Save -10%
£34.20 £38.00
Acriflavine Hydrochloride 25 g
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Manufacturer: TOKU-E Item Number: A019-25G
Acriflavine Hydrochloride 25 g CAS number 8063-24-9 and purity (On Dried Basis): 98.5-107.0%...
Price excludes taxes and shipping charges. Save -10%
£64.55 £71.72
Acrylamide 1 kg
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Manufacturer: TOKU-E Item Number: A053-1kG
Acrylamide 1 kg CAS number 79-06-1 and purity 0.99...
Price excludes taxes and shipping charges. Save -10%
£144.02 £160.02
Acrylamide 100 g
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Manufacturer: TOKU-E Item Number: A053-100G
Acrylamide 100 g CAS number 79-06-1 and purity 0.99...
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£39.98 £44.42
Acrylamide 5 kg
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Manufacturer: TOKU-E Item Number: A053-5kG
Acrylamide 5 kg CAS number 79-06-1 and purity 0.99...
Price excludes taxes and shipping charges. Save -10%
£656.05 £728.94
Acrylamide 500 g
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A053-500G
Acrylamide 500 g CAS number 79-06-1 and purity 0.99...
Price excludes taxes and shipping charges. Save -10%
£105.49 £117.21
Acrylamide Solution 30% 1 L
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Manufacturer: TOKU-E Item Number: A067-1L
Acrylamide Solution 30% 1 L CAS number 79-06-1 and purity 0.99...
Price excludes taxes and shipping charges. Save -10%
£96.34 £107.04
Acrylamide Solution 30% 500 mL
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Manufacturer: TOKU-E Item Number: A067-500ML
Acrylamide Solution 30% 500 mL CAS number 79-06-1 and purity 0.99...
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£54.91 £61.01
Actagardin 1 mg
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Manufacturer: TOKU-E Item Number: A113-1MG
Actagardin 1 mg CAS number 59165-34-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
Actagardin 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A113-5MG
Actagardin 5 mg CAS number 59165-34-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
Actinomycin D ReadyMadeâ„¢ Solution 10 x 1 ml
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Manufacturer: TOKU-E Item Number: A227-10x1ML
Actinomycin D ReadyMade™ Solution 10 x 1 ml CAS number 50-76-0 and purity nan...
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£295.75 £328.61
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Actinomycin D, 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: A001-10MG
Actinomycin D is a bioactive compound designed for high-precision scientific research. With a purity of ≥95.0%, it is ideal for cancer research, micro..
Price excludes taxes and shipping charges. Save -10%
£153.17 £170.19
Actinomycin D, 25 mg
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Manufacturer: TOKU-E Item Number: A001-25MG
Actinomycin D is a premium-quality small molecule widely utilized in advanced scientific research. With a high purity of ≥95.0%, it supports critical ..
Price excludes taxes and shipping charges. Save -10%
£261.07 £290.08
Actinomycin D, 5 mg
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Manufacturer: TOKU-E Item Number: A001-5MG
Actinomycin D is a high-purity bioactive small molecule used extensively in scientific research. With a purity of ≥95.0%, it is suitable for various a..
Price excludes taxes and shipping charges. Save -10%
£82.37 £91.52
Actinonin 0.1 mg
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Manufacturer: TOKU-E Item Number: A202-0.1MG
Actinonin 0.1 mg CAS number 13434-13-4 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Actinonin 0.5 mg
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Manufacturer: TOKU-E Item Number: A202-0.5MG
Actinonin 0.5 mg CAS number 13434-13-4 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Actinopyrone A 0.5 mg
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Manufacturer: TOKU-E Item Number: A114-0.5MG
Actinopyrone A 0.5 mg CAS number 88378-59-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
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