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Afghanistan AFN ؋
Åland Islands EUR €
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Andorra EUR €
Angola USD $
Anguilla XCD $
Antigua & Barbuda XCD $
Argentina USD $
Armenia AMD դր.
Aruba AWG ƒ
Ascension Island SHP £
Australia AUD $
Austria EUR €
Azerbaijan AZN ₼
Bahamas BSD $
Bahrain USD $
Bangladesh BDT ৳
Barbados BBD $
Belgium EUR €
Belize BZD $
Benin XOF Fr
Bermuda USD $
Bhutan USD $
Bolivia BOB Bs.
Bosnia & Herzegovina BAM КМ
Botswana BWP P
Brazil USD $
British Indian Ocean Territory USD $
British Virgin Islands USD $
Brunei BND $
Bulgaria EUR €
Burkina Faso XOF Fr
Burundi BIF Fr
Cambodia KHR ៛
Cameroon XAF CFA
Canada CAD $
Cape Verde CVE $
Caribbean Netherlands USD $
Cayman Islands KYD $
Central African Republic XAF CFA
Chad XAF CFA
Chile USD $
Christmas Island AUD $
Cocos (Keeling) Islands AUD $
Colombia USD $
Comoros KMF Fr
Congo - Brazzaville XAF CFA
Congo - Kinshasa CDF Fr
Cook Islands NZD $
Costa Rica CRC ₡
Côte d’Ivoire XOF Fr
Croatia EUR €
Curaçao ANG ƒ
Cyprus EUR €
Czechia CZK Kč
Denmark DKK kr.
Djibouti DJF Fdj
Dominica XCD $
Dominican Republic DOP $
Ecuador USD $
Egypt EGP ج.م
El Salvador USD $
Equatorial Guinea XAF CFA
Eritrea USD $
Estonia EUR €
Eswatini USD $
Ethiopia ETB Br
Falkland Islands FKP £
Faroe Islands DKK kr.
Fiji FJD $
Finland EUR €
France EUR €
French Guiana EUR €
French Polynesia XPF Fr
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Gabon XOF Fr
Gambia GMD D
Georgia USD $
Germany EUR €
Ghana USD $
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Greenland DKK kr.
Grenada XCD $
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Guatemala GTQ Q
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Guinea GNF Fr
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Hungary HUF Ft
Iceland ISK kr
India INR ₹
Indonesia IDR Rp
Iraq USD $
Ireland EUR €
Isle of Man GBP £
Israel ILS ₪
Italy EUR €
Jamaica JMD $
Japan JPY ¥
Jersey USD $
Jordan USD $
Kazakhstan KZT ₸
Kenya KES KSh
Kiribati USD $
Kosovo EUR €
Kuwait USD $
Kyrgyzstan KGS som
Laos LAK ₭
Latvia EUR €
Lebanon LBP ل.ل
Lesotho USD $
Liberia USD $
Libya USD $
Liechtenstein CHF CHF
Lithuania EUR €
Luxembourg EUR €
Macao SAR MOP P
Madagascar USD $
Malawi MWK MK
Malaysia MYR RM
Maldives MVR MVR
Mali XOF Fr
Malta EUR €
Martinique EUR €
Mauritania USD $
Mauritius MUR ₨
Mayotte EUR €
Mexico USD $
Moldova MDL L
Monaco EUR €
Mongolia MNT ₮
Montenegro EUR €
Montserrat XCD $
Morocco MAD د.م.
Mozambique USD $
Myanmar (Burma) MMK K
Namibia USD $
Nauru AUD $
Nepal NPR Rs.
Netherlands EUR €
New Caledonia XPF Fr
New Zealand NZD $
Nicaragua NIO C$
Niger XOF Fr
Nigeria NGN ₦
Niue NZD $
Norfolk Island AUD $
North Macedonia MKD ден
Norway USD $
Oman USD $
Pakistan PKR ₨
Palestinian Territories ILS ₪
Panama USD $
Papua New Guinea PGK K
Paraguay PYG ₲
Peru PEN S/
Philippines PHP ₱
Pitcairn Islands NZD $
Poland PLN zł
Portugal EUR €
Qatar QAR ر.ق
Réunion EUR €
Romania RON Lei
Rwanda RWF FRw
Samoa WST T
San Marino EUR €
São Tomé & Príncipe STD Db
Saudi Arabia SAR ر.س
Senegal XOF Fr
Serbia RSD РСД
Seychelles USD $
Sierra Leone SLL Le
Singapore SGD $
Sint Maarten ANG ƒ
Slovakia EUR €
Slovenia EUR €
Solomon Islands SBD $
Somalia USD $
South Africa USD $
South Georgia & South Sandwich Islands GBP £
South Korea KRW ₩
South Sudan USD $
Spain EUR €
Sri Lanka LKR ₨
St. Barthélemy EUR €
St. Helena SHP £
St. Kitts & Nevis XCD $
St. Lucia XCD $
St. Martin EUR €
St. Pierre & Miquelon EUR €
St. Vincent & Grenadines XCD $
Sudan USD $
Suriname USD $
Svalbard & Jan Mayen USD $
Sweden SEK kr
Switzerland CHF CHF
Taiwan TWD $
Tajikistan TJS ЅМ
Tanzania TZS Sh
Thailand THB ฿
Timor-Leste USD $
Togo XOF Fr
Tokelau NZD $
Tonga TOP T$
Trinidad & Tobago TTD $
Tristan da Cunha GBP £
Tunisia USD $
Türkiye USD $
Turkmenistan USD $
Turks & Caicos Islands USD $
Tuvalu AUD $
U.S. Outlying Islands USD $
Uganda UGX USh
Ukraine UAH ₴
United Arab Emirates AED د.إ
United Kingdom GBP £
United States USD $
Uruguay UYU $U
Uzbekistan UZS so'm
Vanuatu VUV Vt
Vatican City EUR €
Venezuela USD $
Vietnam VND ₫
Wallis & Futuna XPF Fr
Western Sahara MAD د.م.
Yemen YER ﷼
Zambia USD $
Zimbabwe USD $

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True-Spherical Microplastic & Nanoplastic Reference Particles

LDPE Microspheres – Low-Density Polyethylene Microplastic Reference Particles | PolyRef™

Small white bottle with a screw cap on a blue background

LDPE Microspheres – Low-Density Polyethylene Microplastic Reference Particles | PolyRef™

$149.00

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Monodisperse PMMA Microspheres – Polymethyl Methacrylate Particles for Optical, Biomedical & Flow-Tracing Applications | PolyRef™

$89.00

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Monodisperse Polystyrene (PS) Microspheres – Size Reference Particles for SEM, Flow Cytometry & DLS Calibration | PolyRef™

Graph showing particle diameter distribution with three peaks on a grid background

Monodisperse Polystyrene (PS) Microspheres – Size Reference Particles for SEM, Flow Cytometry & DLS Calibration | PolyRef™

$89.00

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PET Microspheres – Polyethylene Terephthalate Reference Particles | PolyRef™

$159.00

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PP Microspheres – Polypropylene Microplastic Reference Particles | PolyRef™

$149.00

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PVC Microspheres – Polyvinyl Chloride Microplastic Reference Particles | PolyRef™

$139.00

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Three Product Lines

From calibration standards to environmental research

PolyRef™ Calibration Beads

Monodisperse PS and PMMA microspheres for size reference, calibration, and analytical method development.

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Microplastic Reference Standards

PS, PMMA, LDPE, PVC, PP, and PET microspheres from 200 nm to 5 μm for FTIR / Raman identification

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Nanoplastic Reference Standards

PS and PET nanospheres from 50 to 150 nm for nanoplastic toxicology research.

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Products

LDPE Microspheres – Low-Density Polyethylene Microplastic Reference Particles | PolyRef™

LDPE Microspheres – Low-Density Polyethylene Microplastic Reference Particles | PolyRef™

$149.00

Regular price Sale price $149.00
Monodisperse PMMA Microspheres – Polymethyl Methacrylate Particles for Optical, Biomedical & Flow-Tracing Applications | PolyRef™

Monodisperse PMMA Microspheres – Polymethyl Methacrylate Particles for Optical, Biomedical & Flow-Tracing Applications | PolyRef™

$89.00

Regular price Sale price $89.00
Monodisperse Polystyrene (PS) Microspheres – Size Reference Particles for SEM, Flow Cytometry & DLS Calibration | PolyRef™

Monodisperse Polystyrene (PS) Microspheres – Size Reference Particles for SEM, Flow Cytometry & DLS Calibration | PolyRef™

$89.00

Regular price Sale price $89.00
PET Microspheres – Polyethylene Terephthalate Reference Particles | PolyRef™

PET Microspheres – Polyethylene Terephthalate Reference Particles | PolyRef™

$159.00

Regular price Sale price $159.00