Description
MCR Safety Flex-Tuff 5090B is an 18 mil latex chemical resistant glove, 12 in long, straight cuff. MCR Safety rates it EN ISO 374-1 Type A with code letters KLMPST. FDA accepted material as stated by MCR Safety. Sizes S (7) to XL (10). Sold by the dozen. Part numbers 5070B, 5080B, 5090B, 5099B, 5099E. This listing holds MCR Safety styles 5090B, 5099E. Part of the Flex-Tuff series. Ships in 1–2 business days; most orders arrive in 3–7 business days.
MCR Safety 5090B specifications
| Item | MCR Safety data |
|---|---|
| Part numbers | 5070B (S (7)), 5080B (M (8)), 5090B (L (9)), 5099B (XL (10)), 5099E (5099E) |
| MCR Safety styles on this listing | 5090B, 5099E |
| Series | Flex-Tuff |
| MCR Safety description | Long Blue Canners Latex Gloves 18 mil Thickness 12 Inches Long Unlined Industry Standard Grade |
| EN 374 | Type A (KLMPST) |
| Coating | Latex |
| Thickness | 18 mil |
| Length | 12 in |
| Cuff Style | Straight |
| Thumb Style | Straight |
| Features | FDA Accepted Material |
| Sizes | S (7), M (8), L (9), XL (10) |
| Packaging | Polybagged by the pair; Polybag 12 |
| MCR Safety sells by | Dozen |
| Case pack (MCR Safety file) | 12 per case |
| California Proposition 65 | Warning applies, as MCR Safety lists it |
Source: MCR Safety product page https://mcrsafety.com/arm-hand-protection/5090b, fetched Nov 6 2026; MCR Safety specification sheet 5090B; MCR Safety price and packaging file, Oct 21 2026.
Ratings and standards
| Standard | Rating as published by MCR Safety |
|---|---|
| EN ISO 374-1:2016 chemical permeation | Type A (six or more test chemicals held back for 30 minutes or longer); code letters KLMPST (K sodium hydroxide 40%; L sulphuric acid 96%; M nitric acid 65%; P hydrogen peroxide 30%; S hydrofluoric acid 40%; T formaldehyde 37%) |
| Food contact | FDA accepted material, as MCR Safety lists it |
Source: MCR Safety product page https://mcrsafety.com/arm-hand-protection/5090b, fetched Nov 6 2026; MCR Safety specification sheet 5090B; MCR Safety, "Chemical Products Matrix" (EN ISO 374-1:2016), pages 1–2. Ratings are as published by the manufacturer or the named standard, not a recommendation for any task.
Features
- Unlined canners gloves
- Thick 18 mil blue latex
- 12 inches long
- Raised diamond pattern on the palm for grip
- Scalloped cuff
- Component materials meet all relevant federal regulations for food contact
Source: MCR Safety feature list for style 5090B on its product page, fetched Nov 6 2026.
Chemical permeation data
| EN ISO 374-1 letter | Test chemical | CAS | Breakthrough time class, as MCR Safety lists it |
|---|---|---|---|
| K | sodium hydroxide 40% | 1310-73-2 | 30 minutes or longer |
| L | sulphuric acid 96% | 7664-93-9 | 30 minutes or longer |
| M | nitric acid 65% | 7697-37-2 | 30 minutes or longer |
| P | hydrogen peroxide 30% | 7722-84-1 | 30 minutes or longer |
| S | hydrofluoric acid 40% | 7664-39-3 | 30 minutes or longer |
| T | formaldehyde 37% | 50-00-0 | 30 minutes or longer |
Source: MCR Safety, "Chemical Products Matrix" (EN ISO 374-1:2016), pages 1–2. The matrix lists the EN ISO 374-1:2016 type and the test chemicals the glove held back for the class time; it does not publish breakthrough minutes by chemical. The end user decides suitability for any chemical, concentration or task.
MCR Safety 5090B family
| Part number | Style | Size | UPC | Case pack | MCR sells by | On our site |
|---|---|---|---|---|---|---|
| 5070B | 5090B | S (7) | 30451435070099 | 12 | DZ | this page |
| 5080B | 5090B | M (8) | 30451435080067 | 12 | DZ | this page |
| 5090B | 5090B | L (9) | 30451435090035 | 12 | DZ | this page |
| 5099B | 5090B | XL (10) | 30451435099045 | 12 | DZ | this page |
| 5099E | 5099E | 30451435099977 | 12 | DZ | this page |
Related MCR Safety Flex-Tuff part numbers
| Style | Item | ANSI cut | ANSI abrasion | Coating / leather | Sold by |
|---|---|---|---|---|---|
| 5110 | Flex-Tuff 5110 Chemical Resistant Gloves, Latex, 18 mil, 12 in | — | — | Latex | Dozen |
| 5190B | Flex-Tuff 5190B Chemical Resistant Gloves, Latex, 18 mil, 12 in | — | — | Latex | Dozen |
| 5250 | Flex-Tuff 5250 Chemical Resistant Gloves, Latex, 15 mil, 12 in | — | — | Latex | Dozen |
| 5290 | Flex-Tuff 5290 Chemical Resistant Gloves, Latex, 18 mil, 12 in | — | — | Latex | Dozen |
| 5290B | Flex-Tuff 5290B Chemical Resistant Gloves, Latex, 18 mil, 13 in | — | — | Latex | Dozen |
| 5290P | Flex-Tuff 5290P Chemical Resistant Gloves, Latex, 18 mil, 12 in | — | — | Latex | Dozen |
| 5290PB | Flex-Tuff 5290PB Chemical Resistant Gloves, Latex, 18 mil, 12 in | — | — | Latex | Dozen |
| 6810 | Flex-Tuff 6810 Latex Coated Work Gloves | — | — | Latex | Dozen |
| 6830 | Flex-Tuff 6830 Latex Coated Work Gloves | — | — | Latex | Dozen |
Source: MCR Safety product page for each style (fetched Nov 6 2026); MCR Safety price and packaging file, Oct 21 2026 (UPC, case pack, how MCR sells it). Each style links to its own page.
MCR Safety 5090B questions
What is the standard BS EN ISO 374? EN ISO 374-1:2016 is the chemical-permeation glove standard; the type and code letters name the test chemicals held back for 30 minutes or longer. MCR Safety rates the 5090B Type A (six or more test chemicals held back for 30 minutes or longer); code letters KLMPST. The permeation table on this page lists the chemicals.
Is size 10 a large glove? Not on MCR Safety’s chart: size 10 is XL on the 5090B and large is 9. Sizes: S (7), M (8), L (9), XL (10); the size is the part-number ending (5070B, 5080B). Glove size numbers vs letters.
What are chemically resistant gloves made of? The 5090B is latex, 12 in long, 18 mil thick, as MCR Safety lists it.
How is the 5090B sold? By the dozen (12 pairs of one size). MCR Safety case pack: 12 per case.
Guides: reading a chemical resistance chart · permeation vs penetration · nitrile vs latex vs vinyl · how to measure glove size · every chemical glove by material · gloves for methylene chloride and solvents · glove size numbers vs letters.
Manufacturer item number: 5090B. Spec sheet: MCR Safety specification sheet (PDF).
This product carries a California Proposition 65 warning from the manufacturer.
Long Blue Canners Latex Gloves
18 mil Thickness
12 Inches Long
Unlined Industry Standard Grade
Component materials meet
all relevant federal regulations for food contact
Our unlined 5090B gloves, made of 18 mils of natural rubber latex, are ideal for the food industry, with a raised diamond pattern palm for added gripping power and a scalloped cuff. These gloves are available in a blue and meet all relevant federal regulations for food contact. Choose MCR Safety for high-quality canners gloves that you can trust.
Note: This product contains natural rubber latex which
may cause allergic reaction to those with latex allergies.
Sold by the dozen
One dozen holds 12 pairs. The price shown is per dozen; quantity 1 = 1 dozen.
Prop 65 Warning
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.govSize chart (MCR Safety)
| Size | Across the hand, men's | Across the hand, ladies' | Size on this page |
|---|---|---|---|
| Small | 2.75 to 3 in | 2 to 2.5 in | S (7) |
| Medium | 3 to 3.5 in | 2.5 to 3 in | M (8) |
| Large | 3.5 to 4 in | 3 to 3.5 in | L (9) |
| X-Large | 4 to 4.5 in | - | XL (10) |
MCR Safety says to use a ruler to measure across your hand; the chart is an approximate size and the glove should be tried on to confirm fit.
Source: MCR Safety, Glove Size Guide.
Item Numbers
Variant item numbers:
5070B – Small
5080B – Medium
5090B – Large
5099B – X - Large
5099E – 5099E
