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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.

Bafilomycin B1 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B039-1MG
Bafilomycin B1 1 mg CAS number 88899-56-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£122.35 £135.94
Bafilomycin B1 5 mg
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Manufacturer: TOKU-E Item Number: B039-5MG
Bafilomycin B1 5 mg CAS number 88899-56-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£425.81 £473.12
Bafilomycin C1 1 mg
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Manufacturer: TOKU-E Item Number: B042-1MG
Bafilomycin C1 1 mg CAS number 88979-61-7 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£184.97 £205.52
Bafilomycin C1 5 mg
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Manufacturer: TOKU-E Item Number: B042-5MG
Bafilomycin C1 5 mg CAS number 88979-61-7 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£645.93 £717.70
Bafilomycin D 1 mg
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Manufacturer: TOKU-E Item Number: B043-1MG
Bafilomycin D 1 mg CAS number 98813-13-9 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£272.63 £302.92
Bafilomycin D 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B043-5MG
Bafilomycin D 5 mg CAS number 98813-13-9 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£949.87 £1,055.41
Baicalin 1 g
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Manufacturer: TOKU-E Item Number: B034-1G
Baicalin 1 g CAS number 21967-41-9 and purity (On Dried Basis): ≥ 85.0%...
Price excludes taxes and shipping charges. Save -10%
£232.65 £258.50
Baloxavir Marboxil 10 mg
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Manufacturer: TOKU-E Item Number: B079-10MG
Baloxavir Marboxil 10 mg CAS number 1985606-14-1 and purity Report Data...
Price excludes taxes and shipping charges. Save -10%
£116.57 £129.52
Banksialactone A 1 mg
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Manufacturer: TOKU-E Item Number: B084-1MG
Banksialactone A 1 mg CAS number 1135775-06-2 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Banksialactone A 5 mg
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Manufacturer: TOKU-E Item Number: B084-5MG
Banksialactone A 5 mg CAS number 1135775-06-2 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£627.63 £697.37
Bassianolide 0.5 mg
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Manufacturer: TOKU-E Item Number: B044-0.5MG
Bassianolide 0.5 mg CAS number 64763-82-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£261.55 £290.61
Bassianolide 2.5 mg
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Manufacturer: TOKU-E Item Number: B044-2.5MG
Bassianolide 2.5 mg CAS number 64763-82-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£912.78 £1,014.20
Beauvericin 25 mg
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Manufacturer: TOKU-E Item Number: B045-25MG
Beauvericin 25 mg CAS number 26048-05-5 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£576.09 £640.10
Beauvericin 5 mg
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Manufacturer: TOKU-E Item Number: B045-5MG
Beauvericin 5 mg CAS number 26048-05-5 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£166.18 £184.64
Beauvericin A 0.25 mg
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Manufacturer: TOKU-E Item Number: B090-0.25MG
Beauvericin A 0.25 mg CAS number 165467-50-5 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£160.40 £178.22
Beauvericin A 1 mg
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Manufacturer: TOKU-E Item Number: B090-1MG
Beauvericin A 1 mg CAS number 165467-50-5 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£557.31 £619.23
Beauveriolide I 0.25 mg
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Manufacturer: TOKU-E Item Number: B091-0.25MG
Beauveriolide I 0.25 mg CAS number 154491-55-1 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£160.40 £178.22
Beauveriolide I 1 mg
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Manufacturer: TOKU-E Item Number: B091-1MG
Beauveriolide I 1 mg CAS number 154491-55-1 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£557.31 £619.23
Beauveriolide III 0.5 mg
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Manufacturer: TOKU-E Item Number: B092-0.5MG
Beauveriolide III 0.5 mg CAS number 221111-70-2 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Beauveriolide III 2.5 mg
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Manufacturer: TOKU-E Item Number: B092-2.5MG
Beauveriolide III 2.5 mg CAS number 221111-70-2 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£627.63 £697.37
Bedaquiline Fumarate 10 mg
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Manufacturer: TOKU-E Item Number: B097-10MG
Bedaquiline Fumarate 10 mg CAS number 845533-86-0 and purity >98.0%...
Price excludes taxes and shipping charges. Save -10%
£80.44 £89.38
Bedaquiline Fumarate 5 x 10 mg
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Manufacturer: TOKU-E Item Number: B097-5x10MG
Bedaquiline Fumarate 5 x 10 mg CAS number 845533-86-0 and purity >98.0%...
Price excludes taxes and shipping charges. Save -10%
£197.49 £219.43
Berkeleylactone E 1 mg
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Manufacturer: TOKU-E Item Number: B087-1MG
Berkeleylactone E 1 mg CAS number 122211-62-5 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Berkeleylactone E 5 mg
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Manufacturer: TOKU-E Item Number: B087-5MG
Berkeleylactone E 5 mg CAS number 122211-62-5 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£627.63 £697.37
Berkeleylactone F 1 mg
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Manufacturer: TOKU-E Item Number: B088-1MG
Berkeleylactone F 1 mg CAS number 2095114-72-8 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£179.67 £199.63
Berkeleylactone F 5 mg
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Manufacturer: TOKU-E Item Number: B088-5MG
Berkeleylactone F 5 mg CAS number 2095114-72-8 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£627.63 £697.37
Berninamycin A 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B046-1MG
Berninamycin A 1 mg CAS number 58798-97-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£272.63 £302.92
Berninamycin A 5 mg
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Manufacturer: TOKU-E Item Number: B046-5MG
Berninamycin A 5 mg CAS number 58798-97-3 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£949.87 £1,055.41
Berninamycin D 0.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B047-0.5MG
Berninamycin D 0.5 mg CAS number 161263-50-9 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£272.63 £302.92
Berninamycin D 2.5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B047-2.5MG
Berninamycin D 2.5 mg CAS number 161263-50-9 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£949.87 £1,055.41
Besifloxacin Hydrochloride 10 mg
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Manufacturer: TOKU-E Item Number: B095-10MG
Besifloxacin Hydrochloride 10 mg CAS number 1398566-43-2 and purity 98.0%-102.0% (anhydrous basis)...
Price excludes taxes and shipping charges. Save -10%
£65.51 £72.79
Besifloxacin Hydrochloride 50 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B095-50MG
Besifloxacin Hydrochloride 50 mg CAS number 1398566-43-2 and purity 98.0%-102.0% (anhydrous basis)...
Price excludes taxes and shipping charges. Save -10%
£258.18 £286.87
Bestatin 25 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B040-25MG
Bestatin 25 mg CAS number 58970-76-6 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£416.66 £462.95
Bestatin 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B040-5MG
Bestatin 5 mg CAS number 58970-76-6 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£119.93 £133.26
Beta-zearalanol 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: Z008-1MG
Beta-zearalanol 1 mg CAS number 42422-68-4 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£111.27 £123.63
Beta-zearalanol 5 mg
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Manufacturer: TOKU-E Item Number: Z008-5MG
Beta-zearalanol 5 mg CAS number 42422-68-4 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£389.20 £432.44
Beta-zearalenol 1 mg
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Manufacturer: TOKU-E Item Number: Z011-1MG
Beta-zearalenol 1 mg CAS number 71030-11-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£124.27 £138.08
Beta-zearalenol 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: Z011-5MG
Beta-zearalenol 5 mg CAS number 71030-11-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£432.06 £480.07
Betulinic acid 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B076-1MG
Betulinic acid 1 mg CAS number 472-15-1 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£52.02 £57.80
Betulinic acid 5 mg
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Manufacturer: TOKU-E Item Number: B076-5MG
Betulinic acid 5 mg CAS number 472-15-1 and purity >95% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£177.26 £196.95
Bevacizumab Lyophilized powder 5 mg
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Manufacturer: TOKU-E Item Number: B077-5MG
Bevacizumab Lyophilized powder 5 mg CAS number 216974-75-3 and purity (HPLC): ≥98.0%...
Price excludes taxes and shipping charges. Save -10%
£494.21 £549.12
Bialaphos ReadyMadeTM Solution 10 x 1 mL
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B100-10x1ML
Bialaphos ReadyMadeTM Solution 10 x 1 mL CAS number 71048-99-2 and purity (HPLC): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£107.42 £119.35
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Bialaphos sodium - bar gene selective agent 100 mg
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Manufacturer: TOKU-E Item Number: B013-100MG
Bialaphos sodium - bar gene selective agent 100 mg CAS number 71048-99-2 and purity (HPLC): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£163.77 £181.97
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Bialaphos sodium - bar gene selective agent 500 mg
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Manufacturer: TOKU-E Item Number: B013-500MG
Bialaphos sodium - bar gene selective agent 500 mg CAS number 71048-99-2 and purity (HPLC): ≥80.0%...
Price excludes taxes and shipping charges. Save -10%
£706.63 £785.14
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Biapenem 10 mg
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Manufacturer: TOKU-E Item Number: B080-10MG
Biapenem 10 mg CAS number 120410-24-4 and purity 98%- 102% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£67.91 £75.46
Biapenem 50 mg
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Manufacturer: TOKU-E Item Number: B080-50MG
Biapenem 50 mg CAS number 120410-24-4 and purity 98%- 102% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£219.65 £244.05
Bicyclomycin 1 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B048-1MG
Bicyclomycin 1 mg CAS number 38129-37-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£252.40 £280.44
Bicyclomycin 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B048-5MG
Bicyclomycin 5 mg CAS number 38129-37-2 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£880.52 £978.35
Bicyclomycin benzoate 25 mg
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Manufacturer: TOKU-E Item Number: B049-25MG
Bicyclomycin benzoate 25 mg CAS number 37134-40-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£425.81 £473.12
Bicyclomycin benzoate 5 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B049-5MG
Bicyclomycin benzoate 5 mg CAS number 37134-40-0 and purity >95% by HPLC...
Price excludes taxes and shipping charges. Save -10%
£122.35 £135.94
Bilastine 10 mg
Actual product may differ from image
Manufacturer: TOKU-E Item Number: B082-10MG
Bilastine 10 mg CAS number 202189-78-4 and purity >98.0% (HPLC)...
Price excludes taxes and shipping charges. Save -10%
£69.84 £77.60
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