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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.

Monoacetylphloroglucinol 25 mg
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Manufacturer: TOKU-E Item Number: M069-25MG
Monoacetylphloroglucinol 25 mg CAS number 480-66-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£315.50 £350.56
Monoacetylphloroglucinol 5 mg
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Manufacturer: TOKU-E Item Number: M069-5MG
Monoacetylphloroglucinol 5 mg CAS number 480-66-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£91.04 £101.15
Monocrotaline 1 mg
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Manufacturer: TOKU-E Item Number: M105-1MG
Monocrotaline 1 mg CAS number 315-22-0 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
Monocrotaline 5 mg
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Manufacturer: TOKU-E Item Number: M105-5MG
Monocrotaline 5 mg CAS number 315-22-0 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£523.11 £581.23
Monomethylsulochrin 0.5 mg
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Manufacturer: TOKU-E Item Number: M109-0.5MG
Monomethylsulochrin 0.5 mg CAS number 10056-14-1 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Monomethylsulochrin 2.5 mg
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Manufacturer: TOKU-E Item Number: M109-2.5MG
Monomethylsulochrin 2.5 mg CAS number 10056-14-1 and purity >99% by HPLC...
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£627.63 £697.37
Morantel (+)-tartrate salt 1 g
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Manufacturer: TOKU-E Item Number: M084-1G
Morantel (+)-tartrate salt 1 g CAS number 26155-31-7 and purity >98.0%...
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£241.33 £268.14
Morantel (+)-tartrate salt 250 mg
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Manufacturer: TOKU-E Item Number: M084-250MG
Morantel (+)-tartrate salt 250 mg CAS number 26155-31-7 and purity >98.0%...
Price excludes taxes and shipping charges. Save -10%
£81.41 £90.45
Morantel citrate salt 100 mg
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Manufacturer: TOKU-E Item Number: M086-100MG
Morantel citrate salt 100 mg CAS number 69525-81-1 and purity ≥98% (HPLC, as is)...
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£58.76 £65.29
Mosapride Citrate 10mg
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Manufacturer: TOKU-E Item Number: M099-10MG
Mosapride Citrate 10mg CAS number 112885-42-4 and purity (On Dried Basis):≥98.5%...
Price excludes taxes and shipping charges. Save -10%
£98.26 £109.18
Mosapride Citrate 50mg
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Manufacturer: TOKU-E Item Number: M099-50MG
Mosapride Citrate 50mg CAS number 112885-42-4 and purity (On Dried Basis):≥98.5%...
Price excludes taxes and shipping charges. Save -10%
£443.63 £492.92
Moxalactam sodium 1 g
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Manufacturer: TOKU-E Item Number: M021-1G
Moxalactam sodium 1 g CAS number 64953-12-4 and purity (On Dried Basis): 83%...
Price excludes taxes and shipping charges. Save -10%
£176.78 £196.42
Moxalactam sodium 5 g
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Manufacturer: TOKU-E Item Number: M021-5G
Moxalactam sodium 5 g CAS number 64953-12-4 and purity (On Dried Basis): 83%...
Price excludes taxes and shipping charges. Save -10%
£628.11 £697.90
Moxidectin 50 mg
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Manufacturer: TOKU-E Item Number: M070-50MG
Moxidectin 50 mg CAS number 113507-06-5 and purity 92.0% - 102.0 % (anhydous basis)...
Price excludes taxes and shipping charges. Save -10%
£208.57 £231.74
Moxifloxacin Hydrochloride 100 mg
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Manufacturer: TOKU-E Item Number: M033-100MG
Moxifloxacin Hydrochloride 100 mg CAS number 186826-86-8 and purity (HPLC As Is): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£126.20 £140.22
Moxifloxacin Hydrochloride 500 mg
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Manufacturer: TOKU-E Item Number: M033-500MG
Moxifloxacin Hydrochloride 500 mg CAS number 186826-86-8 and purity (HPLC As Is): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£501.43 £557.14
Multiflorenol 1 mg
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Manufacturer: TOKU-E Item Number: M1041MG
Multiflorenol 1 mg CAS number 2270-62-4 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£160.40 £178.22
Multiflorenol 5 mg
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Manufacturer: TOKU-E Item Number: M104-5MG
Multiflorenol 5 mg CAS number 2270-62-4 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£557.31 £619.23
Mupirocin 100 mg
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Manufacturer: TOKU-E Item Number: M022-100MG
Mupirocin 100 mg CAS number 12650-69-0 and purity (On Dried Basis): 920 – 1020 μg/mg...
Price excludes taxes and shipping charges. Save -10%
£539.00 £598.89
Mupirocin 50 mg
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Manufacturer: TOKU-E Item Number: M022-50MG
Mupirocin 50 mg CAS number 12650-69-0 and purity (On Dried Basis): 920 – 1020 μg/mg...
Price excludes taxes and shipping charges. Save -10%
£320.80 £356.44
Mupirocin calcium 100 mg
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Manufacturer: TOKU-E Item Number: M040-100MG
Mupirocin calcium 100 mg CAS number 115074-43-6 and purity 865 - 936 µg/mg...
Price excludes taxes and shipping charges. Save -10%
£244.22 £271.35
Mupirocin lithium salt 100 mg
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Manufacturer: TOKU-E Item Number: M023-100MG
Mupirocin lithium salt 100 mg CAS number 73346-79-9 and purity ≥90% (HPLC)...
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£455.67 £506.30
Mupirocin lithium salt 500 mg
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Manufacturer: TOKU-E Item Number: M023-500MG
Mupirocin lithium salt 500 mg CAS number 73346-79-9 and purity ≥90% (HPLC)...
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£951.80 £1,057.56
Mutilin 1 mg
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Manufacturer: TOKU-E Item Number: M071-1MG
Mutilin 1 mg CAS number 6040-37-5 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
Mutilin 5 mg
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Manufacturer: TOKU-E Item Number: M071-5MG
Mutilin 5 mg CAS number 6040-37-5 and purity >99% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
Mycophenolic Acid 250 mg
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Manufacturer: TOKU-E Item Number: M012-250MG
Mycophenolic Acid 250 mg CAS number 24280-93-1 and purity (On Dried Basis): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£222.53 £247.26
Mycophenolic Acid 50 mg
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Manufacturer: TOKU-E Item Number: M012-50MG
Mycophenolic Acid 50 mg CAS number 24280-93-1 and purity (On Dried Basis): ≥98.0%...
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£54.91 £61.01
Mycophenolic Acid ReadyMadeâ„¢ Solution 10 x 1 mL
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Manufacturer: TOKU-E Item Number: M121-10x1ML
Mycophenolic Acid ReadyMade™ Solution 10 x 1 mL CAS number 24280-93-1 and purity nan...
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£227.35 £252.61
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MycoRidâ„¢  10 x 1mL
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Manufacturer: TOKU-E Item Number: M093-10x1ML
MycoRid™ 10 x 1mL CAS number nan and purity nan...
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£92.48 £102.76
MycoRidâ„¢  1mL
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Manufacturer: TOKU-E Item Number: M093-1ML
MycoRid™ 1mL CAS number nan and purity not reported...
Price excludes taxes and shipping charges. Save -100%
£0.00 £0.00
MycoRidâ„¢  5x1mL
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Manufacturer: TOKU-E Item Number: M093-5x1ML
MycoRid™ 5x1mL CAS number nan and purity not reported...
Price excludes taxes and shipping charges. Save -10%
£58.76 £65.29
Myriocin 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: M045-10MG
Myriocin 10 mg CAS number 35891-70-4 and purity >97% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£319.36 £354.84
Myriocin 2.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: M045-2.5MG
Myriocin 2.5 mg CAS number 35891-70-4 and purity >97% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£92.00 £102.22
N-Methylhydroxylamine hydrochloride 25 g
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Manufacturer: TOKU-E Item Number: M088-25G
N-Methylhydroxylamine hydrochloride 25 g CAS number 4229-44-1 and purity ≥98%...
Price excludes taxes and shipping charges. Save -10%
£172.93 £192.14
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N-Methylhydroxylamine hydrochloride 5 g
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Manufacturer: TOKU-E Item Number: M088-5G
N-Methylhydroxylamine hydrochloride 5 g CAS number 4229-44-1 and purity ≥98%...
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£55.87 £62.08
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Nacubactam 10 mg
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Manufacturer: TOKU-E Item Number: N092-10MG
Nacubactam 10 mg CAS number 1452458-86-4 and purity >=98.0%...
Price excludes taxes and shipping charges. Save -10%
£173.89 £193.21
Nadifloxacin 1g
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Manufacturer: TOKU-E Item Number: N062-1G
Nadifloxacin 1g CAS number 124858-35-1 and purity ≥99.5%...
Price excludes taxes and shipping charges. Save -10%
£338.63 £376.25
Nadifloxacin 250mg
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Manufacturer: TOKU-E Item Number: N062-250MG
Nadifloxacin 250mg CAS number 124858-35-1 and purity ≥99.5%...
Price excludes taxes and shipping charges. Save -10%
£113.19 £125.77
Nafamostat Mesylate 10 mg
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Manufacturer: TOKU-E Item Number: N083-10MG
Nafamostat Mesylate 10 mg CAS number 82956-11-4 and purity 99.0% - 101.0%...
Price excludes taxes and shipping charges. Save -10%
£58.76 £65.29
Nafamostat Mesylate 2x50 mg
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Manufacturer: TOKU-E Item Number: N083-2x50MG
Nafamostat Mesylate 2x50 mg CAS number 82956-11-4 and purity 99.0% - 101.0%...
Price excludes taxes and shipping charges. Save -10%
£334.76 £371.96
Nafamostat Mesylate 50 mg
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Manufacturer: TOKU-E Item Number: N083-50MG
Nafamostat Mesylate 50 mg CAS number 82956-11-4 and purity 99.0% - 101.0%...
Price excludes taxes and shipping charges. Save -10%
£225.42 £250.47
Nafcillin sodium salt monohydrate 5 g
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Manufacturer: TOKU-E Item Number: N046-5G
Nafcillin sodium salt monohydrate 5 g CAS number 7177-50-6 and purity China...
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£155.10 £172.33
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Naftifine hydrochloride 50 mg
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Manufacturer: TOKU-E Item Number: N047-50MG
Naftifine hydrochloride 50 mg CAS number 65473-14-5 and purity 99-101%...
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£420.98 £467.76
Nalidixic Acid 100 g
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Manufacturer: TOKU-E Item Number: N011-100G
Nalidixic Acid 100 g CAS number 389-08-2 and purity (On Dried Basis): 99.0-101.0%...
Price excludes taxes and shipping charges. Save -10%
£203.75 £226.39
Nalidixic Acid 25 g
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Manufacturer: TOKU-E Item Number: N011-25G
Nalidixic Acid 25 g CAS number 389-08-2 and purity (On Dried Basis): 99.0-101.0%...
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£68.88 £76.53
Nalidixic Acid Sodium 100 g
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Manufacturer: TOKU-E Item Number: N085-100G
Nalidixic Acid Sodium 100 g CAS number 3374-05-8 and purity ≥>=98.0% - 102.0% (verify with C of A)...
Price excludes taxes and shipping charges. Save -10%
£493.24 £548.04
Nalidixic Acid Sodium 25 g
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Manufacturer: TOKU-E Item Number: N085-25G
Nalidixic Acid Sodium 25 g CAS number 3374-05-8 and purity ≥>=98.0% - 102.0% (verify with C of A)...
Price excludes taxes and shipping charges. Save -10%
£131.98 £146.64
Nalidixic Acid Sodium 5 g
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Manufacturer: TOKU-E Item Number: N085-5G
Nalidixic Acid Sodium 5 g CAS number 3374-05-8 and purity ≥>=98.0% - 102.0% (verify with C of A)...
Price excludes taxes and shipping charges. Save -10%
£36.13 £40.14
Nalidixic Acid Sodium CulturePure® 1 g
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Manufacturer: TOKU-E Item Number: N001-1G
Nalidixic Acid Sodium CulturePure® 1 g CAS number 3374-05-8 and purity (On Dried Basis): ≥98%...
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£51.06 £56.73
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Nalidixic Acid Sodium CulturePure® 5 g
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Manufacturer: TOKU-E Item Number: N001-5G
Nalidixic Acid Sodium CulturePure® 5 g CAS number 3374-05-8 and purity (On Dried Basis): ≥98%...
Price excludes taxes and shipping charges. Save -10%
£120.42 £133.80
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Nanangenine A 0.1 mg
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Manufacturer: TOKU-E Item Number: N072-0.1MG
Nanangenine A 0.1 mg CAS number nan and purity >98% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£149.81 £166.45
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