A fluorophore compound (a fluorescent chemical compound ), which is used as a fluorescent tracer . This synthetic organic compound is used in microscopy, dye laser and forensics. Also used as color additive. Reference standards of Fluorescein API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Fluorescein - API Standards [catalogue_number] => PA 06 32000 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 332.31 [form] => C20H12O5 [cas] => 2321-07-5 [pslug] => 2321-07-5-fluorescein-api-pa0632000 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 36275 [offers_product_code] => PA 06 32000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 06 32000
CAS :
Molecular Formula : C20H12O5
Molecular Weight : 332.31
stdClass Object ( [pname] => Fluorescein - Impurity B [catalogue_number] => PA 06 32020 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 166.13 [form] => C8H6O4 [cas] => 88-99-3 [pslug] => 88-99-3-fluorescein-impurity-b-pa0632020 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 36277 [offers_product_code] => PA 06 32020 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 06 32020
Molecular Formula : C8H6O4
Molecular Weight : 166.13
stdClass Object ( [pname] => Fluorescein - Impurity C [catalogue_number] => PA 06 32030 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 258.23 [form] => C14H10O5 [cas] => 2513-33-9 [pslug] => 2513-33-9-fluorescein-impurity-c-pa0632030 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 36278 [offers_product_code] => PA 06 32030 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 06 32030
Molecular Formula : C14H10O5
Molecular Weight : 258.23
stdClass Object ( [pname] => 6-(Fluorescein-5-carboxamido)hexanoic Acid Succinimidyl Ester [catalogue_number] => PA 06 32520 [category_ids] => ,80,130,89,71,78,70,82, [chemical_name] => [weight] => 586.55 [form] => C31H26N2O10 [cas] => 148356-00-7 [pslug] => 148356-00-7-6-fluorescein-5-carboxamido-hexanoic-acid-succinimidyl-ester-pa0632520 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32520
Molecular Formula : C31H26N2O10
Molecular Weight : 586.55
stdClass Object ( [pname] => Fluorescein-Dipalmitoylphosphatidylethanolamine [catalogue_number] => PA 06 32530 [category_ids] => ,80,71,89,78,70,82, [chemical_name] => [weight] => 1081.34 [form] => C58H85N2O13PS [cas] => 87706-98-7 [pslug] => 87706-98-7-fluorescein-dipalmitoylphosphatidylethanolamine-pa0632530 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32530
Molecular Formula : C58H85N2O13PS
Molecular Weight : 1081.34
stdClass Object ( [pname] => 5-Carboxyfluorescein Diacetate [catalogue_number] => PA 06 32590 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 460.39 [form] => C25H16O9 [cas] => 79955-27-4 [pslug] => 79955-27-4-5-carboxyfluorescein-diacetate-pa0632590 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32590
Molecular Formula : C25H16O9
Molecular Weight : 460.39
stdClass Object ( [pname] => 4-(3,4-Dicarboxycyclohexyl)phthalic Acid [catalogue_number] => PA 06 32600 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 336.29 [form] => C16H16O8 [cas] => 141573-91-3 [pslug] => 141573-91-3-4-3-4-dicarboxycyclohexyl-phthalic-acid-pa0632600 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32600
Molecular Formula : C16H16O8
Molecular Weight : 336.29
stdClass Object ( [pname] => Dodecahydro-[5,5'-biisobenzofuran]-1,1',3,3'-tetraone [catalogue_number] => PA 06 32610 [category_ids] => ,80,71,78,70,82, [chemical_name] => [weight] => 306.31 [form] => C16H18O6 [cas] => 122640-83-9 [pslug] => 122640-83-9-dodecahydro-5-5-biisobenzofuran-1-1-3-3-tetraone-pa0632610 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32610
Molecular Formula : C16H18O6
Molecular Weight : 306.31
stdClass Object ( [pname] => Diacetylfluorescein [catalogue_number] => PA 06 32650 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 416.38 [form] => C24H16O7 [cas] => 596-09-8 [pslug] => 596-09-8-diacetylfluorescein-pa0632650 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32650
Molecular Formula : C24H16O7
Molecular Weight : 416.38
stdClass Object ( [pname] => Fluorescein Sodium - API Standards [catalogue_number] => PA 06 32660 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 376.27 [form] => C20H10Na2O5 [cas] => 518-47-8 [pslug] => 518-47-8-fluorescein-sodium-salt-pa0632660 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 32660
Molecular Formula : C20H10Na2O5
Molecular Weight : 376.27
stdClass Object ( [pname] => 2',4'-Dihydroxy-2-benzoylbenzoic Acid-d4 [catalogue_number] => PA STI 032710 [category_ids] => ,80,78,70,82,98, [chemical_name] => [weight] => 262.25 [form] => C14H6D4O5 [cas] => 1794883-65-0 [pslug] => 1794883-65-0-2-4-dihydroxy-2-benzoylbenzoic-acid-d4-pasti032710 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 032710
Molecular Formula : C14H6D4O5
Molecular Weight : 262.25
stdClass Object ( [pname] => 2',7'-Dichlorofluorescein [catalogue_number] => PA 06 0321000 [category_ids] => ,78,75,70,76,82, [chemical_name] => [weight] => 401.2 [form] => C20H10Cl2O5 [cas] => 76-54-0 [pslug] => 76-54-0-2-7-dichlorofluorescein-pa060321000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321000
Molecular Formula : C20H10Cl2O5
Molecular Weight : 401.2
stdClass Object ( [pname] => Sodium 2-(4,5-diiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate [catalogue_number] => PA 06 0321001 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 629.07 [form] => C20H8I2Na2O5 [cas] => 6371-82-0 [pslug] => 6371-82-0-sodium-2-4-5-diiodo-6-oxido-3-oxo-3h-xanthen-9-yl-benzoate-pa060321001 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321001
Molecular Formula : C20H8I2Na2O5
Molecular Weight : 629.07
stdClass Object ( [pname] => 1,2,3,6-Tetrahydrophthalimide [catalogue_number] => PA 06 0321002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 151.17 [form] => C8H9NO2 [cas] => 85-40-5 [pslug] => 85-40-5-1-2-3-6-tetrahydrophthalimide-pa060321002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321002
Molecular Formula : C8H9NO2
Molecular Weight : 151.17
stdClass Object ( [pname] => 2',4',5'-Triiodofluorescein [catalogue_number] => PA 06 0321003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 710 [form] => C20H9I3O5 [cas] => 56254-06-9 [pslug] => 56254-06-9-2-4-5-triiodofluorescein-pa060321003 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321003
Molecular Formula : C20H9I3O5
Molecular Weight : 710
stdClass Object ( [pname] => 3',6'-Dihydroxy-2',4',7'-triiodo-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one [catalogue_number] => PA 06 0321004 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 710 [form] => C20H9I3O5 [cas] => 83498-90-2 [pslug] => 83498-90-2-3-6-dihydroxy-2-4-7-triiodo-3h-spiro-isobenzofuran-1-9-xanthen-3-one-pa060321004 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321004
stdClass Object ( [pname] => Diiodofluorescein Disodium Salt [catalogue_number] => PA 06 0321005 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 628.07 [form] => C20H8I2Na2O5 [cas] => 33239-19-9 [pslug] => 33239-19-9-diiodofluorescein-disodium-salt-pa060321005 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321005
Molecular Weight : 628.07
stdClass Object ( [pname] => Sodium 2'-iodo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate) [catalogue_number] => PA 06 0321006 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 502.17 [form] => C20H9INa2O5 [cas] => 52010-85-2 [pslug] => 52010-85-2-sodium-2-iodo-3-oxo-3h-spiro-isobenzofuran-1-9-xanthene-3-6-bis-olate-pa060321006 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321006
Molecular Formula : C20H9INa2O5
Molecular Weight : 502.17
stdClass Object ( [pname] => 3',6'-Dihydroxy-4'-iodo-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, Disodium Salt [catalogue_number] => PA 06 0321008 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 504.19 [form] => C20H11INa2O5 [cas] => 52010-86-3 [pslug] => 52010-86-3-3-6-dihydroxy-4-iodo-3h-spiro-isobenzofuran-1-9-xanthen-3-one-disodium-salt-pa060321008 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321008
Molecular Formula : C20H11INa2O5
Molecular Weight : 504.19
stdClass Object ( [pname] => 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic Acid [catalogue_number] => PA 06 0321007 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 510.02 [form] => C14H8I2O5 [cas] => 3480-21-5 [pslug] => 3480-21-5-2-2-4-dihydroxy-3-5-diiodobenzoyl-benzoic-acid-pa060321007 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321007
Molecular Formula : C14H8I2O5
Molecular Weight : 510.02
stdClass Object ( [pname] => 6'-Hydroxy-3H-spiro[isobenzofuran-1,9'-xanthene]-2',3,3'-trione [catalogue_number] => PA 06 0321009 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 346.29 [form] => C20H10O6 [cas] => NA [pslug] => 6-hydroxy-3h-spiro-isobenzofuran-1-9-xanthene-2-3-3-trione-pa060321009 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321009
Molecular Formula : C20H10O6
Molecular Weight : 346.29
stdClass Object ( [pname] => 2-(2,3,6-Trioxo-2,6-dihydro-3H-xanthen-9-yl)benzoic Acid [catalogue_number] => PA 06 0321010 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 346.29 [form] => C20H10O6 [cas] => NA [pslug] => 2-2-3-6-trioxo-2-6-dihydro-3h-xanthen-9-yl-benzoic-acid-pa060321010 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321010
stdClass Object ( [pname] => Diiodofluorescein [catalogue_number] => PA 06 0321011 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 584.1 [form] => C20H10I2O5 [cas] => 31395-16-1 [pslug] => 31395-16-1-diiodofluorescein-pa060321011 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0321011
Molecular Formula : C20H10I2O5
Molecular Weight : 584.1
stdClass Object ( [pname] => Fluorescein - Impurity B (Sodium Salt) [catalogue_number] => PA 06 0320021 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 166.13 . X(22.99) [form] => C8H6O4 . x(Na) [cas] => 10197-71-4 [pslug] => 10197-71-4-fluorescein-impurity-b-sodium-salt-pa060320021 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 06 0320021
Molecular Formula : C8H6O4 . x(Na)
Molecular Weight : 166.13 . X(22.99)
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